diff --git a/package-lock.json b/package-lock.json
index a7e6fdd..4ef643c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,68 +5,122 @@
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@@ -212,6 +266,12 @@
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+      "resolved": "https://registry.npmjs.org/workerpool/-/workerpool-6.0.2.tgz",
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-          "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=",
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+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-4.1.0.tgz",
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+        "strip-ansi": {
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+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
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-            "is-fullwidth-code-point": "^2.0.0",
-            "strip-ansi": "^5.1.0"
+            "ansi-regex": "^4.1.0"
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@@ -1876,28 +1635,48 @@
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-          "dev": true
+        "find-up": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/find-up/-/find-up-3.0.0.tgz",
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+          "dev": true,
+          "requires": {
+            "locate-path": "^3.0.0"
+          }
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-        "is-fullwidth-code-point": {
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-          "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
-          "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=",
-          "dev": true
+        "locate-path": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-3.0.0.tgz",
+          "integrity": "sha512-7AO748wWnIhNqAuaty2ZWHkQHRSNfPVIsPIfwEOWO22AmaoVrWavlOcMR5nzTLNYvp36X220/maaRsrec1G65A==",
+          "dev": true,
+          "requires": {
+            "p-locate": "^3.0.0",
+            "path-exists": "^3.0.0"
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-        "string-width": {
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-          "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
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+        "p-limit": {
+          "version": "2.3.0",
+          "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.3.0.tgz",
+          "integrity": "sha512-//88mFWSJx8lxCzwdAABTJL2MyWB12+eIY7MDL2SqLmAkeKU9qxRvWuSyTjm3FUmpBEMuFfckAIqEaVGUDxb6w==",
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-            "emoji-regex": "^7.0.1",
-            "is-fullwidth-code-point": "^2.0.0",
-            "strip-ansi": "^5.1.0"
+            "p-try": "^2.0.0"
           }
+        },
+        "p-locate": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-3.0.0.tgz",
+          "integrity": "sha512-x+12w/To+4GFfgJhBEpiDcLozRJGegY+Ei7/z0tSLkMmxGZNybVMSfWj9aJn8Z5Fc7dBUNJOOVgPv2H7IwulSQ==",
+          "dev": true,
+          "requires": {
+            "p-limit": "^2.0.0"
+          }
+        },
+        "path-exists": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-3.0.0.tgz",
+          "integrity": "sha1-zg6+ql94yxiSXqfYENe1mwEP1RU=",
+          "dev": true
         }
       }
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@@ -1912,14 +1691,29 @@
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-      "resolved": "https://registry.npmjs.org/yargs-unparser/-/yargs-unparser-1.6.0.tgz",
-      "integrity": "sha512-W9tKgmSn0DpSatfri0nx52Joq5hVXgeLiqR/5G0sZNDoLZFOr/xjBUDcShCOGNsBnEMNo1KAMBkTej1Hm62HTw==",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/yargs-unparser/-/yargs-unparser-2.0.0.tgz",
+      "integrity": "sha512-7pRTIA9Qc1caZ0bZ6RYRGbHJthJWuakf+WmHK0rVeLkNrrGhfoabBNdue6kdINI6r4if7ocq9aD/n7xwKOdzOA==",
       "dev": true,
       "requires": {
-        "flat": "^4.1.0",
-        "lodash": "^4.17.15",
-        "yargs": "^13.3.0"
+        "camelcase": "^6.0.0",
+        "decamelize": "^4.0.0",
+        "flat": "^5.0.2",
+        "is-plain-obj": "^2.1.0"
+      },
+      "dependencies": {
+        "camelcase": {
+          "version": "6.2.0",
+          "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-6.2.0.tgz",
+          "integrity": "sha512-c7wVvbw3f37nuobQNtgsgG9POC9qMbNuMQmTCqZv23b6MIz0fcYpBiOlv9gEN/hdLdnZTDQhg6e9Dq5M1vKvfg==",
+          "dev": true
+        },
+        "decamelize": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-4.0.0.tgz",
+          "integrity": "sha512-9iE1PgSik9HeIIw2JO94IidnE3eBoQrFJ3w7sFuzSX4DpmZ3v5sZpUiV5Swcf6mQEF+Y0ru8Neo+p+nyh2J+hQ==",
+          "dev": true
+        }
       }
     }
   }
diff --git a/package.json b/package.json
index 8b836be..5bb4dd6 100644
--- a/package.json
+++ b/package.json
@@ -37,14 +37,14 @@
     "node": ">=8.0.0"
   },
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-    "@types/mocha": "7.0.2",
-    "@types/node": "14.0.14",
-    "@typescript-eslint/eslint-plugin": "3.5.0",
-    "@typescript-eslint/parser": "3.5.0",
-    "eslint": "6.8.0",
-    "mocha": "7.2.0",
-    "mock-fs": "4.12.0",
+    "@types/mocha": "8.0.3",
+    "@types/node": "14.14.6",
+    "@typescript-eslint/eslint-plugin": "4.6.0",
+    "@typescript-eslint/parser": "4.6.0",
+    "eslint": "7.12.1",
+    "mocha": "8.2.0",
+    "mock-fs": "4.13.0",
     "rimraf": "3.0.2",
-    "typescript": "3.9.6"
+    "typescript": "4.0.5"
   }
 }