diff --git a/composer.json b/composer.json
index 1e26202..7331580 100644
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
     "name": "woganmay/domo-php",
     "description": "Use Domo.com APIs with PHP",
     "require": {
-        "guzzlehttp/guzzle": "6.3.0",
+        "guzzlehttp/guzzle": "^7.0",
         "ext-curl": "*"
     },
     "license": "MIT",
diff --git a/composer.lock b/composer.lock
index 71e6647..0fc324c 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1,51 +1,59 @@
 {
     "_readme": [
         "This file locks the dependencies of your project to a known state",
-        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "1ede81c32d9b56c1c4c859f45e2d7d1e",
+    "content-hash": "8525a6153c5cbaed8216a0aa409176f4",
     "packages": [
         {
             "name": "guzzlehttp/guzzle",
-            "version": "6.3.0",
+            "version": "7.2.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/guzzle.git",
-                "reference": "f4db5a78a5ea468d4831de7f0bf9d9415e348699"
+                "reference": "0aa74dfb41ae110835923ef10a9d803a22d50e79"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/f4db5a78a5ea468d4831de7f0bf9d9415e348699",
-                "reference": "f4db5a78a5ea468d4831de7f0bf9d9415e348699",
+                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/0aa74dfb41ae110835923ef10a9d803a22d50e79",
+                "reference": "0aa74dfb41ae110835923ef10a9d803a22d50e79",
                 "shasum": ""
             },
             "require": {
-                "guzzlehttp/promises": "^1.0",
-                "guzzlehttp/psr7": "^1.4",
-                "php": ">=5.5"
+                "ext-json": "*",
+                "guzzlehttp/promises": "^1.4",
+                "guzzlehttp/psr7": "^1.7",
+                "php": "^7.2.5 || ^8.0",
+                "psr/http-client": "^1.0"
+            },
+            "provide": {
+                "psr/http-client-implementation": "1.0"
             },
             "require-dev": {
                 "ext-curl": "*",
-                "phpunit/phpunit": "^4.0 || ^5.0",
-                "psr/log": "^1.0"
+                "php-http/client-integration-tests": "^3.0",
+                "phpunit/phpunit": "^8.5.5 || ^9.3.5",
+                "psr/log": "^1.1"
             },
             "suggest": {
+                "ext-curl": "Required for CURL handler support",
+                "ext-intl": "Required for Internationalized Domain Name (IDN) support",
                 "psr/log": "Required for using the Log middleware"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "6.2-dev"
+                    "dev-master": "7.1-dev"
                 }
             },
             "autoload": {
-                "files": [
-                    "src/functions_include.php"
-                ],
                 "psr-4": {
                     "GuzzleHttp\\": "src/"
-                }
+                },
+                "files": [
+                    "src/functions_include.php"
+                ]
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -56,6 +64,11 @@
                     "name": "Michael Dowling",
                     "email": "mtdowling@gmail.com",
                     "homepage": "https://github.com/mtdowling"
+                },
+                {
+                    "name": "Márk Sági-Kazár",
+                    "email": "mark.sagikazar@gmail.com",
+                    "homepage": "https://sagikazarmark.hu"
                 }
             ],
             "description": "Guzzle is a PHP HTTP client library",
@@ -66,30 +79,54 @@
                 "framework",
                 "http",
                 "http client",
+                "psr-18",
+                "psr-7",
                 "rest",
                 "web service"
             ],
-            "time": "2017-06-22T18:50:49+00:00"
+            "support": {
+                "issues": "https://github.com/guzzle/guzzle/issues",
+                "source": "https://github.com/guzzle/guzzle/tree/7.2.0"
+            },
+            "funding": [
+                {
+                    "url": "https://github.com/GrahamCampbell",
+                    "type": "github"
+                },
+                {
+                    "url": "https://github.com/Nyholm",
+                    "type": "github"
+                },
+                {
+                    "url": "https://github.com/alexeyshockov",
+                    "type": "github"
+                },
+                {
+                    "url": "https://github.com/gmponos",
+                    "type": "github"
+                }
+            ],
+            "time": "2020-10-10T11:47:56+00:00"
         },
         {
             "name": "guzzlehttp/promises",
-            "version": "v1.3.1",
+            "version": "1.4.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/promises.git",
-                "reference": "a59da6cf61d80060647ff4d3eb2c03a2bc694646"
+                "reference": "60d379c243457e073cff02bc323a2a86cb355631"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/promises/zipball/a59da6cf61d80060647ff4d3eb2c03a2bc694646",
-                "reference": "a59da6cf61d80060647ff4d3eb2c03a2bc694646",
+                "url": "https://api.github.com/repos/guzzle/promises/zipball/60d379c243457e073cff02bc323a2a86cb355631",
+                "reference": "60d379c243457e073cff02bc323a2a86cb355631",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.5.0"
+                "php": ">=5.5"
             },
             "require-dev": {
-                "phpunit/phpunit": "^4.0"
+                "symfony/phpunit-bridge": "^4.4 || ^5.1"
             },
             "type": "library",
             "extra": {
@@ -120,36 +157,45 @@
             "keywords": [
                 "promise"
             ],
-            "time": "2016-12-20T10:07:11+00:00"
+            "support": {
+                "issues": "https://github.com/guzzle/promises/issues",
+                "source": "https://github.com/guzzle/promises/tree/1.4.0"
+            },
+            "time": "2020-09-30T07:37:28+00:00"
         },
         {
             "name": "guzzlehttp/psr7",
-            "version": "1.4.2",
+            "version": "1.7.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/psr7.git",
-                "reference": "f5b8a8512e2b58b0071a7280e39f14f72e05d87c"
+                "reference": "53330f47520498c0ae1f61f7e2c90f55690c06a3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/psr7/zipball/f5b8a8512e2b58b0071a7280e39f14f72e05d87c",
-                "reference": "f5b8a8512e2b58b0071a7280e39f14f72e05d87c",
+                "url": "https://api.github.com/repos/guzzle/psr7/zipball/53330f47520498c0ae1f61f7e2c90f55690c06a3",
+                "reference": "53330f47520498c0ae1f61f7e2c90f55690c06a3",
                 "shasum": ""
             },
             "require": {
                 "php": ">=5.4.0",
-                "psr/http-message": "~1.0"
+                "psr/http-message": "~1.0",
+                "ralouphie/getallheaders": "^2.0.5 || ^3.0.0"
             },
             "provide": {
                 "psr/http-message-implementation": "1.0"
             },
             "require-dev": {
-                "phpunit/phpunit": "~4.0"
+                "ext-zlib": "*",
+                "phpunit/phpunit": "~4.8.36 || ^5.7.27 || ^6.5.14 || ^7.5.20 || ^8.5.8 || ^9.3.10"
+            },
+            "suggest": {
+                "laminas/laminas-httphandlerrunner": "Emit PSR-7 responses"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.4-dev"
+                    "dev-master": "1.7-dev"
                 }
             },
             "autoload": {
@@ -179,13 +225,70 @@
             "keywords": [
                 "http",
                 "message",
+                "psr-7",
                 "request",
                 "response",
                 "stream",
                 "uri",
                 "url"
             ],
-            "time": "2017-03-20T17:10:46+00:00"
+            "support": {
+                "issues": "https://github.com/guzzle/psr7/issues",
+                "source": "https://github.com/guzzle/psr7/tree/1.7.0"
+            },
+            "time": "2020-09-30T07:37:11+00:00"
+        },
+        {
+            "name": "psr/http-client",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-fig/http-client.git",
+                "reference": "2dfb5f6c5eff0e91e20e913f8c5452ed95b86621"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-fig/http-client/zipball/2dfb5f6c5eff0e91e20e913f8c5452ed95b86621",
+                "reference": "2dfb5f6c5eff0e91e20e913f8c5452ed95b86621",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.0 || ^8.0",
+                "psr/http-message": "^1.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Psr\\Http\\Client\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "PHP-FIG",
+                    "homepage": "http://www.php-fig.org/"
+                }
+            ],
+            "description": "Common interface for HTTP clients",
+            "homepage": "https://github.com/php-fig/http-client",
+            "keywords": [
+                "http",
+                "http-client",
+                "psr",
+                "psr-18"
+            ],
+            "support": {
+                "source": "https://github.com/php-fig/http-client/tree/master"
+            },
+            "time": "2020-06-29T06:28:15+00:00"
         },
         {
             "name": "psr/http-message",
@@ -235,7 +338,54 @@
                 "request",
                 "response"
             ],
+            "support": {
+                "source": "https://github.com/php-fig/http-message/tree/master"
+            },
             "time": "2016-08-06T14:39:51+00:00"
+        },
+        {
+            "name": "ralouphie/getallheaders",
+            "version": "3.0.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/ralouphie/getallheaders.git",
+                "reference": "120b605dfeb996808c31b6477290a714d356e822"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/ralouphie/getallheaders/zipball/120b605dfeb996808c31b6477290a714d356e822",
+                "reference": "120b605dfeb996808c31b6477290a714d356e822",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.6"
+            },
+            "require-dev": {
+                "php-coveralls/php-coveralls": "^2.1",
+                "phpunit/phpunit": "^5 || ^6.5"
+            },
+            "type": "library",
+            "autoload": {
+                "files": [
+                    "src/getallheaders.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Ralph Khattar",
+                    "email": "ralph.khattar@gmail.com"
+                }
+            ],
+            "description": "A polyfill for getallheaders.",
+            "support": {
+                "issues": "https://github.com/ralouphie/getallheaders/issues",
+                "source": "https://github.com/ralouphie/getallheaders/tree/develop"
+            },
+            "time": "2019-03-08T08:55:37+00:00"
         }
     ],
     "packages-dev": [],
@@ -247,5 +397,6 @@
     "platform": {
         "ext-curl": "*"
     },
-    "platform-dev": []
+    "platform-dev": [],
+    "plugin-api-version": "2.0.0"
 }