diff --git a/.python-version b/.python-version
new file mode 100644
index 0000000..8b7b0b5
--- /dev/null
+++ b/.python-version
@@ -0,0 +1 @@
+3.6.12
diff --git a/.travis.yml b/.travis.yml
index 5520caa..e210a65 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 language: python
 
 python:
-        - "3.5"
+        - "3.6.12"
 
 before_install:
         - sudo python -m pip install pipenv
diff --git a/Pipfile b/Pipfile
index 3286c66..077d124 100644
--- a/Pipfile
+++ b/Pipfile
@@ -9,16 +9,17 @@ python_version = "3.6"
 
 [packages]
 
-aiohttp = "==2.3.7"
+aiohttp = "==3.7.4"
 rq = "==0.10.0"
 redis = "==2.10.6"
 aiodns = "==1.1.1"
 cchardet = "==2.1.1"
-pyyaml = "==3.12"
-yarl = "==0.18.0"
+pyyaml = "==5.4"
+yarl = "==1.6.3"
 
 
 [dev-packages]
 
 mock = "*"
 nose = "*"
+fakeredis = "*"
diff --git a/Pipfile.lock b/Pipfile.lock
index 2a88773..3837fca 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "0ef90b14ee1b344e767ecefae84e190a0ed10e6601aa5438a2c3f83a9562330a"
+            "sha256": "3e017a5247eebcb52ab3472665f90f1a60d5d86be67f664d2d790ff3b49b45c4"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -26,31 +26,46 @@
         },
         "aiohttp": {
             "hashes": [
-                "sha256:00e40b1261bdb6a1e2b986e610be8a2bb0699ce5a261f78c88d761c726e0af10",
-                "sha256:03085220b503bb2cf2d288e1b36cf6dcbf84fcfed550e7c73bad429a6e528084",
-                "sha256:0415ca37ca047d4b5c2938da024abe4893fe54227b7ad36f98fb169fff4767a3",
-                "sha256:080c82112d93fe117a2f605d5a102191ae7fc52349c53cf6676efbfb8bd2d369",
-                "sha256:08715cc8d0ae00679b7c131804ae92aacc31fd0078dd0d78c309c043a4f8aa57",
-                "sha256:18c93827f604e3830535423f22bfaa180d7ba10baa5959a2077f2e29b320138d",
-                "sha256:1d3659809cc3cf16007a43df3c3af34a9ad8d7594bfcd651ef2d29ff21d015e3",
-                "sha256:1fbc4701639ca383dc103840fb478ce726b84c51de8d575c02b740bcb2f60262",
-                "sha256:222634adcdcfda1aefafff198415df77946384d10696619f1b163cb36d03bc82",
-                "sha256:3ee498748106c2f8ce937ea27c05d8862118ce055ee3d074b383e927572b51b6",
-                "sha256:52b180767e1b75ff071f316a52946fb311ba4183cb6981201fa7843611cf42e4",
-                "sha256:5a1c7c890ac13dd05763e3617261f528fedf3255d72ba8c41e97f7de72f3d8b6",
-                "sha256:65d623d32a40826be88ecafe5a49fd0af3092b2bf7e1171aec1d3e7868c969c1",
-                "sha256:6b2c62e6d54a08c7e4b8b00251d3c877bdf10ceec22c7ecc5d94de64d75fe699",
-                "sha256:9d2e10768bca6ff8392df596754adbffee39ab4243d2536f955f9db145685cbe",
-                "sha256:a1c29fdc56e040c3c67a9fa6da7e05382d5216d1ead9ae8a4fb772a1abb0452a",
-                "sha256:d8f546159ae453572c3b87d88652705c4516dfee1ade8673b47f544b2bf1b33d",
-                "sha256:dc922785064187c45c71eda21d7eb87c7a0b2d867e0d7c9ffc2ea2a37dcca608",
-                "sha256:ed8fb8c9b16459895c6949215592df6119961a9999ade84b66594456883d2215",
-                "sha256:f81850cf4707a2d3d85fcb9c85c091a0df66bf4a67197530c5a4f454b8d1d950",
-                "sha256:fcec0a4878c27f04bf62de4b76d51f9583d45031317dd020088d2e258210fcc2",
-                "sha256:fe294df38e9c67374263d783a7a29c79372030f5962bd5734fa51c6f4bbfee3b"
+                "sha256:119feb2bd551e58d83d1b38bfa4cb921af8ddedec9fad7183132db334c3133e0",
+                "sha256:16d0683ef8a6d803207f02b899c928223eb219111bd52420ef3d7a8aa76227b6",
+                "sha256:2eb3efe243e0f4ecbb654b08444ae6ffab37ac0ef8f69d3a2ffb958905379daf",
+                "sha256:2ffea7904e70350da429568113ae422c88d2234ae776519549513c8f217f58a9",
+                "sha256:40bd1b101b71a18a528ffce812cc14ff77d4a2a1272dfb8b11b200967489ef3e",
+                "sha256:418597633b5cd9639e514b1d748f358832c08cd5d9ef0870026535bd5eaefdd0",
+                "sha256:481d4b96969fbfdcc3ff35eea5305d8565a8300410d3d269ccac69e7256b1329",
+                "sha256:4c1bdbfdd231a20eee3e56bd0ac1cd88c4ff41b64ab679ed65b75c9c74b6c5c2",
+                "sha256:5563ad7fde451b1986d42b9bb9140e2599ecf4f8e42241f6da0d3d624b776f40",
+                "sha256:58c62152c4c8731a3152e7e650b29ace18304d086cb5552d317a54ff2749d32a",
+                "sha256:5b50e0b9460100fe05d7472264d1975f21ac007b35dcd6fd50279b72925a27f4",
+                "sha256:5d84ecc73141d0a0d61ece0742bb7ff5751b0657dab8405f899d3ceb104cc7de",
+                "sha256:5dde6d24bacac480be03f4f864e9a67faac5032e28841b00533cd168ab39cad9",
+                "sha256:5e91e927003d1ed9283dee9abcb989334fc8e72cf89ebe94dc3e07e3ff0b11e9",
+                "sha256:62bc216eafac3204877241569209d9ba6226185aa6d561c19159f2e1cbb6abfb",
+                "sha256:6c8200abc9dc5f27203986100579fc19ccad7a832c07d2bc151ce4ff17190076",
+                "sha256:6ca56bdfaf825f4439e9e3673775e1032d8b6ea63b8953d3812c71bd6a8b81de",
+                "sha256:71680321a8a7176a58dfbc230789790639db78dad61a6e120b39f314f43f1907",
+                "sha256:7c7820099e8b3171e54e7eedc33e9450afe7cd08172632d32128bd527f8cb77d",
+                "sha256:7dbd087ff2f4046b9b37ba28ed73f15fd0bc9f4fdc8ef6781913da7f808d9536",
+                "sha256:822bd4fd21abaa7b28d65fc9871ecabaddc42767884a626317ef5b75c20e8a2d",
+                "sha256:8ec1a38074f68d66ccb467ed9a673a726bb397142c273f90d4ba954666e87d54",
+                "sha256:950b7ef08b2afdab2488ee2edaff92a03ca500a48f1e1aaa5900e73d6cf992bc",
+                "sha256:99c5a5bf7135607959441b7d720d96c8e5c46a1f96e9d6d4c9498be8d5f24212",
+                "sha256:b84ad94868e1e6a5e30d30ec419956042815dfaea1b1df1cef623e4564c374d9",
+                "sha256:bc3d14bf71a3fb94e5acf5bbf67331ab335467129af6416a437bd6024e4f743d",
+                "sha256:c2a80fd9a8d7e41b4e38ea9fe149deed0d6aaede255c497e66b8213274d6d61b",
+                "sha256:c44d3c82a933c6cbc21039326767e778eface44fca55c65719921c4b9661a3f7",
+                "sha256:cc31e906be1cc121ee201adbdf844522ea3349600dd0a40366611ca18cd40e81",
+                "sha256:d5d102e945ecca93bcd9801a7bb2fa703e37ad188a2f81b1e65e4abe4b51b00c",
+                "sha256:dd7936f2a6daa861143e376b3a1fb56e9b802f4980923594edd9ca5670974895",
+                "sha256:dee68ec462ff10c1d836c0ea2642116aba6151c6880b688e56b4c0246770f297",
+                "sha256:e76e78863a4eaec3aee5722d85d04dcbd9844bc6cd3bfa6aa880ff46ad16bfcb",
+                "sha256:eab51036cac2da8a50d7ff0ea30be47750547c9aa1aa2cf1a1b710a1827e7dbe",
+                "sha256:f4496d8d04da2e98cc9133e238ccebf6a13ef39a93da2e87146c8c8ac9768242",
+                "sha256:fbd3b5e18d34683decc00d9a360179ac1e7a320a5fee10ab8053ffd6deab76e0",
+                "sha256:feb24ff1226beeb056e247cf2e24bba5232519efb5645121c4aea5b6ad74c1f2"
             ],
             "index": "pypi",
-            "version": "==2.3.7"
+            "version": "==3.7.4"
         },
         "async-timeout": {
             "hashes": [
@@ -60,6 +75,14 @@
             "markers": "python_version >= '3.5.3'",
             "version": "==3.0.1"
         },
+        "attrs": {
+            "hashes": [
+                "sha256:149e90d6d8ac20db7a955ad60cf0e6881a3f20d37096140088356da6c716b0b1",
+                "sha256:ef6aaac3ca6cd92904cdd0d83f629a15f18053ec84e6432106f7a4d04ae4f5fb"
+            ],
+            "markers": "python_version >= '2.7' and python_version != '3.2.*' and python_version != '3.1.*' and python_version != '3.3.*' and python_version != '3.0.*' and python_version != '3.4.*'",
+            "version": "==21.2.0"
+        },
         "cchardet": {
             "hashes": [
                 "sha256:07dace80abce108d42a82be5a598797c0c07575741d81e698819bd42d367cdde",
@@ -85,6 +108,57 @@
             "index": "pypi",
             "version": "==2.1.1"
         },
+        "cffi": {
+            "hashes": [
+                "sha256:06c54a68935738d206570b20da5ef2b6b6d92b38ef3ec45c5422c0ebaf338d4d",
+                "sha256:0c0591bee64e438883b0c92a7bed78f6290d40bf02e54c5bf0978eaf36061771",
+                "sha256:19ca0dbdeda3b2615421d54bef8985f72af6e0c47082a8d26122adac81a95872",
+                "sha256:22b9c3c320171c108e903d61a3723b51e37aaa8c81255b5e7ce102775bd01e2c",
+                "sha256:26bb2549b72708c833f5abe62b756176022a7b9a7f689b571e74c8478ead51dc",
+                "sha256:33791e8a2dc2953f28b8d8d300dde42dd929ac28f974c4b4c6272cb2955cb762",
+                "sha256:3c8d896becff2fa653dc4438b54a5a25a971d1f4110b32bd3068db3722c80202",
+                "sha256:4373612d59c404baeb7cbd788a18b2b2a8331abcc84c3ba40051fcd18b17a4d5",
+                "sha256:487d63e1454627c8e47dd230025780e91869cfba4c753a74fda196a1f6ad6548",
+                "sha256:48916e459c54c4a70e52745639f1db524542140433599e13911b2f329834276a",
+                "sha256:4922cd707b25e623b902c86188aca466d3620892db76c0bdd7b99a3d5e61d35f",
+                "sha256:55af55e32ae468e9946f741a5d51f9896da6b9bf0bbdd326843fec05c730eb20",
+                "sha256:57e555a9feb4a8460415f1aac331a2dc833b1115284f7ded7278b54afc5bd218",
+                "sha256:5d4b68e216fc65e9fe4f524c177b54964af043dde734807586cf5435af84045c",
+                "sha256:64fda793737bc4037521d4899be780534b9aea552eb673b9833b01f945904c2e",
+                "sha256:6d6169cb3c6c2ad50db5b868db6491a790300ade1ed5d1da29289d73bbe40b56",
+                "sha256:7bcac9a2b4fdbed2c16fa5681356d7121ecabf041f18d97ed5b8e0dd38a80224",
+                "sha256:80b06212075346b5546b0417b9f2bf467fea3bfe7352f781ffc05a8ab24ba14a",
+                "sha256:818014c754cd3dba7229c0f5884396264d51ffb87ec86e927ef0be140bfdb0d2",
+                "sha256:8eb687582ed7cd8c4bdbff3df6c0da443eb89c3c72e6e5dcdd9c81729712791a",
+                "sha256:99f27fefe34c37ba9875f224a8f36e31d744d8083e00f520f133cab79ad5e819",
+                "sha256:9f3e33c28cd39d1b655ed1ba7247133b6f7fc16fa16887b120c0c670e35ce346",
+                "sha256:a8661b2ce9694ca01c529bfa204dbb144b275a31685a075ce123f12331be790b",
+                "sha256:a9da7010cec5a12193d1af9872a00888f396aba3dc79186604a09ea3ee7c029e",
+                "sha256:aedb15f0a5a5949ecb129a82b72b19df97bbbca024081ed2ef88bd5c0a610534",
+                "sha256:b315d709717a99f4b27b59b021e6207c64620790ca3e0bde636a6c7f14618abb",
+                "sha256:ba6f2b3f452e150945d58f4badd92310449876c4c954836cfb1803bdd7b422f0",
+                "sha256:c33d18eb6e6bc36f09d793c0dc58b0211fccc6ae5149b808da4a62660678b156",
+                "sha256:c9a875ce9d7fe32887784274dd533c57909b7b1dcadcc128a2ac21331a9765dd",
+                "sha256:c9e005e9bd57bc987764c32a1bee4364c44fdc11a3cc20a40b93b444984f2b87",
+                "sha256:d2ad4d668a5c0645d281dcd17aff2be3212bc109b33814bbb15c4939f44181cc",
+                "sha256:d950695ae4381ecd856bcaf2b1e866720e4ab9a1498cba61c602e56630ca7195",
+                "sha256:e22dcb48709fc51a7b58a927391b23ab37eb3737a98ac4338e2448bef8559b33",
+                "sha256:e8c6a99be100371dbb046880e7a282152aa5d6127ae01783e37662ef73850d8f",
+                "sha256:e9dc245e3ac69c92ee4c167fbdd7428ec1956d4e754223124991ef29eb57a09d",
+                "sha256:eb687a11f0a7a1839719edd80f41e459cc5366857ecbed383ff376c4e3cc6afd",
+                "sha256:eb9e2a346c5238a30a746893f23a9535e700f8192a68c07c0258e7ece6ff3728",
+                "sha256:ed38b924ce794e505647f7c331b22a693bee1538fdf46b0222c4717b42f744e7",
+                "sha256:f0010c6f9d1a4011e429109fda55a225921e3206e7f62a0c22a35344bfd13cca",
+                "sha256:f0c5d1acbfca6ebdd6b1e3eded8d261affb6ddcf2186205518f1428b8569bb99",
+                "sha256:f10afb1004f102c7868ebfe91c28f4a712227fe4cb24974350ace1f90e1febbf",
+                "sha256:f174135f5609428cc6e1b9090f9268f5c8935fddb1b25ccb8255a2d50de6789e",
+                "sha256:f3ebe6e73c319340830a9b2825d32eb6d8475c1dac020b4f0aa774ee3b898d1c",
+                "sha256:f627688813d0a4140153ff532537fbe4afea5a3dffce1f9deb7f91f848a832b5",
+                "sha256:fd4305f86f53dfd8cd3522269ed7fc34856a8ee3709a5e28b2836b2db9d4cd69"
+            ],
+            "markers": "python_version >= '2.7' and python_version != '3.3.*' and python_version != '3.1.*' and python_version != '3.0.*' and python_version != '3.2.*'",
+            "version": "==1.14.6"
+        },
         "chardet": {
             "hashes": [
                 "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae",
@@ -94,93 +168,186 @@
         },
         "click": {
             "hashes": [
-                "sha256:2335065e6395b9e67ca716de5f7526736bfa6ceead690adf616d925bdc622b13",
-                "sha256:5b94b49521f6456670fdb30cd82a4eca9412788a93fa6dd6df72c94d5a8ff2d7"
+                "sha256:8c04c11192119b1ef78ea049e0a6f0463e4c48ef00a30160c704337586f3ad7a",
+                "sha256:fba402a4a47334742d782209a7c79bc448911afe1149d07bdabdf480b3e2f4b6"
             ],
-            "markers": "python_version != '3.3.*' and python_version != '3.2.*' and python_version != '3.0.*' and python_version >= '2.7' and python_version != '3.1.*'",
-            "version": "==7.0"
+            "markers": "python_version >= '3.6'",
+            "version": "==8.0.1"
         },
         "idna": {
             "hashes": [
-                "sha256:156a6814fb5ac1fc6850fb002e0852d56c0c8d2531923a51032d1b70760e186e",
-                "sha256:684a38a6f903c1d71d6d5fac066b58d7768af4de2b832e426ec79c30daa94a16"
+                "sha256:14475042e284991034cb48e06f6851428fb14c4dc953acd9be9a5e95c7b6dd7a",
+                "sha256:467fbad99067910785144ce333826c71fb0e63a425657295239737f7ecd125f3"
             ],
-            "version": "==2.7"
+            "markers": "python_version >= '3.5'",
+            "version": "==3.2"
+        },
+        "idna-ssl": {
+            "hashes": [
+                "sha256:a933e3bb13da54383f9e8f35dc4f9cb9eb9b3b78c6b36f311254d6d0d92c6c7c"
+            ],
+            "markers": "python_version >= '3.5'",
+            "version": "==1.1.0"
+        },
+        "importlib-metadata": {
+            "hashes": [
+                "sha256:b618b6d2d5ffa2f16add5697cf57a46c76a56229b0ed1c438322e4e95645bd15",
+                "sha256:f284b3e11256ad1e5d03ab86bb2ccd6f5339688ff17a4d797a0fe7df326f23b1"
+            ],
+            "markers": "python_version < '3.8'",
+            "version": "==4.8.1"
         },
         "multidict": {
             "hashes": [
-                "sha256:024b8129695a952ebd93373e45b5d341dbb87c17ce49637b34000093f243dd4f",
-                "sha256:041e9442b11409be5e4fc8b6a97e4bcead758ab1e11768d1e69160bdde18acc3",
-                "sha256:045b4dd0e5f6121e6f314d81759abd2c257db4634260abcfe0d3f7083c4908ef",
-                "sha256:047c0a04e382ef8bd74b0de01407e8d8632d7d1b4db6f2561106af812a68741b",
-                "sha256:068167c2d7bbeebd359665ac4fff756be5ffac9cda02375b5c5a7c4777038e73",
-                "sha256:148ff60e0fffa2f5fad2eb25aae7bef23d8f3b8bdaf947a65cdbe84a978092bc",
-                "sha256:1d1c77013a259971a72ddaa83b9f42c80a93ff12df6a4723be99d858fa30bee3",
-                "sha256:1d48bc124a6b7a55006d97917f695effa9725d05abe8ee78fd60d6588b8344cd",
-                "sha256:31dfa2fc323097f8ad7acd41aa38d7c614dd1960ac6681745b6da124093dc351",
-                "sha256:34f82db7f80c49f38b032c5abb605c458bac997a6c3142e0d6c130be6fb2b941",
-                "sha256:3d5dd8e5998fb4ace04789d1d008e2bb532de501218519d70bb672c4c5a2fc5d",
-                "sha256:4a6ae52bd3ee41ee0f3acf4c60ceb3f44e0e3bc52ab7da1c2b2aa6703363a3d1",
-                "sha256:4b02a3b2a2f01d0490dd39321c74273fed0568568ea0e7ea23e02bd1fb10a10b",
-                "sha256:4b843f8e1dd6a3195679d9838eb4670222e8b8d01bc36c9894d6c3538316fa0a",
-                "sha256:5de53a28f40ef3c4fd57aeab6b590c2c663de87a5af76136ced519923d3efbb3",
-                "sha256:61b2b33ede821b94fa99ce0b09c9ece049c7067a33b279f343adfe35108a4ea7",
-                "sha256:6a3a9b0f45fd75dc05d8e93dc21b18fc1670135ec9544d1ad4acbcf6b86781d0",
-                "sha256:76ad8e4c69dadbb31bad17c16baee61c0d1a4a73bed2590b741b2e1a46d3edd0",
-                "sha256:7ba19b777dc00194d1b473180d4ca89a054dd18de27d0ee2e42a103ec9b7d014",
-                "sha256:7c1b7eab7a49aa96f3db1f716f0113a8a2e93c7375dd3d5d21c4941f1405c9c5",
-                "sha256:7fc0eee3046041387cbace9314926aa48b681202f8897f8bff3809967a049036",
-                "sha256:8ccd1c5fff1aa1427100ce188557fc31f1e0a383ad8ec42c559aabd4ff08802d",
-                "sha256:8e08dd76de80539d613654915a2f5196dbccc67448df291e69a88712ea21e24a",
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@@ -198,34 +365,83 @@
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+            "hashes": [
+                "sha256:49f75d16ff11f1cd258e1b988ccff82a3ca5570217d7ad8c5f48205dd99a677e",
+                "sha256:d8226d10bc02a29bcc81df19a26e56a9647f8b0a6d4a83924139f4a8b01f17b7",
+                "sha256:f1d25edafde516b146ecd0613dabcc61409817af4766fbbcfb8d1ad4ec441a34"
+            ],
+            "markers": "python_version < '3.8'",
+            "version": "==3.10.0.2"
+        },
         "yarl": {
             "hashes": [
-                "sha256:605480ee43eead69ec8e8c52cdfefc79cef6379cc0e87d908cf290408c1e49af",
-                "sha256:7fad2530cb4ddf2b74c1e4f6f9f0e28eac482094c6542f98fd71ecf67fb4fded",
-                "sha256:837d866a70f1ea03005914a740bddea89a253afabd6589db981b91738768bd25",
-                "sha256:885e40812ff9fc80e6f28ef04ad6396e3ae583ab504b1a76301fdcec7fc9f30f",
-                "sha256:a5457e075eab1170141774a8c69906c223ea0088eaebd6ef91b04b33527fa905",
-                "sha256:baa0d3f7982fa0c03a55433109c405e79a597141f2e2d6ee7e16c03eabd74886",
-                "sha256:beeefbe0edd47fc8b657bf7bf44791f7a6e5b14f3de1846daf999687cb68c156",
-                "sha256:cf6a3d6fd3e79d3457d520c12d5d18b030d5ca5d0b205ca6481857804d8d944d",
-                "sha256:d07d3dc6849345b7437dc58ea49ad2a1960017386d86288550728ca38e482ddc",
-                "sha256:d81e45bedefccb97e4e8f7d32cfae0af1d9eadd1ae795fc420c8319c3dab2a28",
-                "sha256:e1da2853a92fbc7e2d0248bbfa931cd621121e70ce6dda7c1eeef3516d51b46c",
-                "sha256:f1201de3e93fb1efc3111c8928d9366875edefd65d77c0f6b847fe299e8e1122",
-                "sha256:fe0390a29b5c7e90975feefe863e3d3a851be546bd797b23f338d24a15efa920"
+                "sha256:00d7ad91b6583602eb9c1d085a2cf281ada267e9a197e8b7cae487dadbfa293e",
+                "sha256:0355a701b3998dcd832d0dc47cc5dedf3874f966ac7f870e0f3a6788d802d434",
+                "sha256:15263c3b0b47968c1d90daa89f21fcc889bb4b1aac5555580d74565de6836366",
+                "sha256:2ce4c621d21326a4a5500c25031e102af589edb50c09b321049e388b3934eec3",
+                "sha256:31ede6e8c4329fb81c86706ba8f6bf661a924b53ba191b27aa5fcee5714d18ec",
+                "sha256:324ba3d3c6fee56e2e0b0d09bf5c73824b9f08234339d2b788af65e60040c959",
+                "sha256:329412812ecfc94a57cd37c9d547579510a9e83c516bc069470db5f75684629e",
+                "sha256:4736eaee5626db8d9cda9eb5282028cc834e2aeb194e0d8b50217d707e98bb5c",
+                "sha256:4953fb0b4fdb7e08b2f3b3be80a00d28c5c8a2056bb066169de00e6501b986b6",
+                "sha256:4c5bcfc3ed226bf6419f7a33982fb4b8ec2e45785a0561eb99274ebbf09fdd6a",
+                "sha256:547f7665ad50fa8563150ed079f8e805e63dd85def6674c97efd78eed6c224a6",
+                "sha256:5b883e458058f8d6099e4420f0cc2567989032b5f34b271c0827de9f1079a424",
+                "sha256:63f90b20ca654b3ecc7a8d62c03ffa46999595f0167d6450fa8383bab252987e",
+                "sha256:68dc568889b1c13f1e4745c96b931cc94fdd0defe92a72c2b8ce01091b22e35f",
+                "sha256:69ee97c71fee1f63d04c945f56d5d726483c4762845400a6795a3b75d56b6c50",
+                "sha256:6d6283d8e0631b617edf0fd726353cb76630b83a089a40933043894e7f6721e2",
+                "sha256:72a660bdd24497e3e84f5519e57a9ee9220b6f3ac4d45056961bf22838ce20cc",
+                "sha256:73494d5b71099ae8cb8754f1df131c11d433b387efab7b51849e7e1e851f07a4",
+                "sha256:7356644cbed76119d0b6bd32ffba704d30d747e0c217109d7979a7bc36c4d970",
+                "sha256:8a9066529240171b68893d60dca86a763eae2139dd42f42106b03cf4b426bf10",
+                "sha256:8aa3decd5e0e852dc68335abf5478a518b41bf2ab2f330fe44916399efedfae0",
+                "sha256:97b5bdc450d63c3ba30a127d018b866ea94e65655efaf889ebeabc20f7d12406",
+                "sha256:9ede61b0854e267fd565e7527e2f2eb3ef8858b301319be0604177690e1a3896",
+                "sha256:b2e9a456c121e26d13c29251f8267541bd75e6a1ccf9e859179701c36a078643",
+                "sha256:b5dfc9a40c198334f4f3f55880ecf910adebdcb2a0b9a9c23c9345faa9185721",
+                "sha256:bafb450deef6861815ed579c7a6113a879a6ef58aed4c3a4be54400ae8871478",
+                "sha256:c49ff66d479d38ab863c50f7bb27dee97c6627c5fe60697de15529da9c3de724",
+                "sha256:ce3beb46a72d9f2190f9e1027886bfc513702d748047b548b05dab7dfb584d2e",
+                "sha256:d26608cf178efb8faa5ff0f2d2e77c208f471c5a3709e577a7b3fd0445703ac8",
+                "sha256:d597767fcd2c3dc49d6eea360c458b65643d1e4dbed91361cf5e36e53c1f8c96",
+                "sha256:d5c32c82990e4ac4d8150fd7652b972216b204de4e83a122546dce571c1bdf25",
+                "sha256:d8d07d102f17b68966e2de0e07bfd6e139c7c02ef06d3a0f8d2f0f055e13bb76",
+                "sha256:e46fba844f4895b36f4c398c5af062a9808d1f26b2999c58909517384d5deda2",
+                "sha256:e6b5460dc5ad42ad2b36cca524491dfcaffbfd9c8df50508bddc354e787b8dc2",
+                "sha256:f040bcc6725c821a4c0665f3aa96a4d0805a7aaf2caf266d256b8ed71b9f041c",
+                "sha256:f0b059678fd549c66b89bed03efcabb009075bd131c248ecdf087bdb6faba24a",
+                "sha256:fcbb48a93e8699eae920f8d92f7160c03567b421bc17362a9ffbbd706a816f71"
             ],
             "index": "pypi",
-            "version": "==0.18.0"
+            "version": "==1.6.3"
+        },
+        "zipp": {
+            "hashes": [
+                "sha256:71c644c5369f4a6e07636f0aa966270449561fcea2e3d6747b8d23efaa9d7832",
+                "sha256:9fe5ea21568a0a70e50f273397638d39b03353731e6cbbb3fd8502a33fec40bc"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==3.6.0"
         }
     },
     "develop": {
+        "fakeredis": {
+            "hashes": [
+                "sha256:0d06a9384fb79da9f2164ce96e34eb9d4e2ea46215070805ea6fd3c174590b47",
+                "sha256:5eb1516f1fe1813e9da8f6c482178fc067af09f53de587ae03887ef5d9d13024"
+            ],
+            "index": "pypi",
+            "version": "==1.6.1"
+        },
         "mock": {
             "hashes": [
-                "sha256:5ce3c71c5545b472da17b72268978914d0252980348636840bd34a00b5cc96c1",
-                "sha256:b158b6df76edd239b8208d481dc46b6afd45a846b7812ff0ce58971cf5bc8bba"
+                "sha256:122fcb64ee37cfad5b3f48d7a7d51875d7031aaf3d8be7c42e2bee25044eee62",
+                "sha256:7d3fbbde18228f4ff2f1f119a45cdffa458b4c0dee32eb4d2bb2f82554bac7bc"
             ],
             "index": "pypi",
-            "version": "==2.0.0"
+            "version": "==4.0.3"
         },
         "nose": {
             "hashes": [
@@ -236,19 +452,44 @@
             "index": "pypi",
             "version": "==1.3.7"
         },
-        "pbr": {
+        "packaging": {
+            "hashes": [
+                "sha256:7dc96269f53a4ccec5c0670940a4281106dd0bb343f47b7471f779df49c2fbe7",
+                "sha256:c86254f9220d55e31cc94d69bade760f0847da8000def4dfe1c6b872fd14ff14"
+            ],
+            "markers": "python_version != '3.1.*' and python_version >= '2.6' and python_version != '3.0.*' and python_version != '3.2.*'",
+            "version": "==21.0"
+        },
+        "pyparsing": {
+            "hashes": [
+                "sha256:c203ec8783bf771a155b207279b9bccb8dea02d8f0c9e5f8ead507bc3246ecc1",
+                "sha256:ef9d7589ef3c200abe66653d3f1ab1033c3c419ae9b9bdb1240a85b024efc88b"
+            ],
+            "markers": "python_version != '3.1.*' and python_version >= '2.6' and python_version != '3.0.*' and python_version != '3.2.*'",
+            "version": "==2.4.7"
+        },
+        "redis": {
             "hashes": [
-                "sha256:f59d71442f9ece3dffc17bc36575768e1ee9967756e6b6535f0ee1f0054c3d68",
-                "sha256:f6d5b23f226a2ba58e14e49aa3b1bfaf814d0199144b95d78458212444de1387"
+                "sha256:8a1900a9f2a0a44ecf6e8b5eb3e967a9909dfed219ad66df094f27f7d6f330fb",
+                "sha256:a22ca993cea2962dbb588f9f30d0015ac4afcc45bee27d3978c0dbe9e97c6c0f"
             ],
-            "version": "==5.1.1"
+            "index": "pypi",
+            "version": "==2.10.6"
         },
         "six": {
             "hashes": [
-                "sha256:70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9",
-                "sha256:832dc0e10feb1aa2c68dcc57dbb658f1c7e65b9b61af69048abc87a2db00a0eb"
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
+            ],
+            "markers": "python_version != '3.1.*' and python_version != '3.2.*' and python_version >= '2.7' and python_version != '3.0.*'",
+            "version": "==1.16.0"
+        },
+        "sortedcontainers": {
+            "hashes": [
+                "sha256:25caa5a06cc30b6b83d11423433f65d1f9d76c4c6a0c90e3379eaa43b9bfdb88",
+                "sha256:a163dcaede0f1c021485e957a39245190e74249897e2ae4b2aa38595db237ee0"
             ],
-            "version": "==1.11.0"
+            "version": "==2.4.0"
         }
     }
 }
diff --git a/README.md b/README.md
index b04e405..5faf709 100644
--- a/README.md
+++ b/README.md
@@ -7,12 +7,24 @@ The web service enqueues certain job functions in the RQ/Redis queue, where they
 
 The downloaded files are deleted on successful verification, and retained if any error occurs.
 
+Pre-requisites
+--------------
+You will need python 3.6 and redis.
+
+Install redis with:
+
+    apt-get install redis-server
+
+And start it with:
+
+    redis-server
+
+
 Trying it out
 -------------
 
     python3 -m pip install pipenv
     pipenv install --deploy
-    apt-get install redis-server
 
 Try running it:
 
diff --git a/archive_verify/__init__.py b/archive_verify/__init__.py
index 5becc17..68cdeee 100644
--- a/archive_verify/__init__.py
+++ b/archive_verify/__init__.py
@@ -1 +1 @@
-__version__ = "1.0.0"
+__version__ = "1.0.5"
diff --git a/archive_verify/handlers.py b/archive_verify/handlers.py
index aadc039..25e9bd3 100644
--- a/archive_verify/handlers.py
+++ b/archive_verify/handlers.py
@@ -1,9 +1,8 @@
-import json
 import logging
 import os
 
 from aiohttp import web
-from redis import Redis
+import archive_verify.redis_client as redis_client
 from rq import Queue
 
 from archive_verify.workers import verify_archive
@@ -31,7 +30,7 @@ async def verify(request):
     # use a supplied path if available, otherwise construct it from the src_root and archive
     archive_path = path or os.path.join(src_root, archive)
 
-    redis_conn = Redis()
+    redis_conn = redis_client.get_redis_instance()
     q = Queue(connection=redis_conn)
 
     # Enqueue the verify_archive function with the user supplied input parameters.
@@ -63,7 +62,7 @@ async def status(request):
     """
     job_id = str(request.match_info['job_id'])
 
-    redis_conn = Redis()
+    redis_conn = redis_client.get_redis_instance()
     q = Queue(connection=redis_conn)
     job = q.fetch_job(job_id)
 
diff --git a/archive_verify/redis_client.py b/archive_verify/redis_client.py
new file mode 100644
index 0000000..db666e7
--- /dev/null
+++ b/archive_verify/redis_client.py
@@ -0,0 +1,5 @@
+from redis import Redis
+
+
+def get_redis_instance():
+    return Redis()
diff --git a/logs/.gitkeep b/logs/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/requirements.txt b/requirements.txt
index 6b69028..eb1612e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,28 @@
-aiohttp==2.3.7
 aiodns==1.1.1
-pyyaml==3.12
-rq==0.10.0
+aiohttp==3.7.4
+async-timeout==3.0.1
+attrs==21.2.0
 cchardet==2.1.1
-yarl==0.18.0
+cffi==1.14.6
+chardet==3.0.4
+click==8.0.1
+fakeredis==1.6.1
+idna==3.2
+idna-ssl==1.1.0
+importlib-metadata==4.8.1
+mock==4.0.3
+multidict==5.2.0
+nose==1.3.7
+packaging==21.0
+pbr==5.1.1
+pycares==4.0.0
+pycparser==2.20
+pyparsing==2.4.7
+PyYAML==5.4
+redis==2.10.6
+rq==0.10.0
+six==1.16.0
+sortedcontainers==2.4.0
+typing-extensions==3.10.0.2
+yarl==1.6.3
+zipp==3.6.0
diff --git a/tests/mock_redis_client.py b/tests/mock_redis_client.py
new file mode 100644
index 0000000..50b3bbb
--- /dev/null
+++ b/tests/mock_redis_client.py
@@ -0,0 +1,4 @@
+import fakeredis
+
+def get_redis_instance():
+    return fakeredis.FakeStrictRedis()
diff --git a/tests/test_handlers.py b/tests/test_handlers.py
index 8d62b1c..432e874 100644
--- a/tests/test_handlers.py
+++ b/tests/test_handlers.py
@@ -3,7 +3,9 @@
 from aiohttp.test_utils import AioHTTPTestCase, unittest_run_loop
 from aiohttp import web
 
-from archive_verify.app import setup_routes
+import archive_verify.app as app_setup
+import mock_redis_client
+
 
 class HandlerTestCase(AioHTTPTestCase): 
 
@@ -11,13 +13,14 @@ class HandlerTestCase(AioHTTPTestCase):
 
     def _load_config(self):
         with open("tests/test_config.yaml") as config:
-            return yaml.load(config)
+            return yaml.safe_load(config)
 
     async def get_application(self):
         app = web.Application()
         app["config"] = self._load_config()
         self.BASE_URL = app["config"]["base_url"]
-        setup_routes(app)
+        app_setup.handlers.redis_client = mock_redis_client
+        app_setup.setup_routes(app)
         return app
 
     @unittest_run_loop
@@ -28,7 +31,7 @@ async def test_root(self):
         assert "not found"  in text.lower()
 
     @unittest_run_loop
-    async def test_basic_verify(self): 
+    async def test_basic_verify(self):
         url = self.BASE_URL + "/verify"
         payload = {"host": "testbox", "archive": "test_archive", "description": "test-description"}
         request = await self.client.request("POST", url, json=payload)
diff --git a/tests/test_pdc_client.py b/tests/test_pdc_client.py
index c4fbfb4..ba14137 100644
--- a/tests/test_pdc_client.py
+++ b/tests/test_pdc_client.py
@@ -9,7 +9,7 @@ class TestPdcClient(unittest.TestCase):
 
     def setUp(self):
         with open("tests/test_config.yaml") as config:
-            self.config = yaml.load(config)
+            self.config = yaml.safe_load(config)
 
     def getPdcClient(self):
         return PdcClient("archive", "path", "descr", "1234", self.config)
diff --git a/tests/test_workers.py b/tests/test_workers.py
index a124408..a739948 100644
--- a/tests/test_workers.py
+++ b/tests/test_workers.py
@@ -9,7 +9,7 @@
 class TestWorkers(unittest.TestCase):
     def setUp(self):
         with open("tests/test_config.yaml") as config:
-            self.config = yaml.load(config)
+            self.config = yaml.safe_load(config)
 
     def test_pdc_client_is_default(self):
         pdc_client_class = pdc_client_factory(self.config)