diff --git a/.circleci/config.yml b/.circleci/config.yml
index 26595516d84..dc17d40e89e 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -1,8 +1,5 @@
 version: 2.1
 
-.constants:
-  - &ext-mongodb-version '1.6.1'
-
 commands:
   clear-test-app-cache:
     steps:
@@ -19,11 +16,6 @@ commands:
       - run:
           name: Disable xdebug PHP extension
           command: sudo rm /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini
-  install-mongodb-php-extension:
-    steps:
-      - install-php-extension-from-pecl:
-          extension_name: mongodb
-          extension_version: *ext-mongodb-version
   install-php-extension-from-pecl:
     parameters:
       extension_name:
@@ -64,16 +56,6 @@ commands:
             - composer-{{ .Revision }}
             - composer-{{ .Branch }}
             - composer-
-  restore-mongodb-php-extension-build-cache:
-    parameters:
-      php_version:
-        description: PHP version (major.minor).
-        type: string
-    steps:
-      - restore-php-extension-build-cache:
-          extension_name: mongodb
-          extension_version: *ext-mongodb-version
-          php_version: << parameters.php_version >>
   restore-php-cs-fixer-cache:
     steps:
       - restore_cache:
@@ -118,16 +100,6 @@ commands:
           paths:
             - ~/.composer/cache
           key: composer-{{ .Revision }}-{{ .BuildNum }}
-  save-mongodb-php-extension-build-cache:
-    parameters:
-      php_version:
-        description: PHP version (major.minor).
-        type: string
-    steps:
-      - save-php-extension-build-cache:
-          extension_name: mongodb
-          extension_version: *ext-mongodb-version
-          php_version: << parameters.php_version >>
   save-php-cs-fixer-cache:
     steps:
       - save_cache:
@@ -231,11 +203,6 @@ jobs:
     working_directory: ~/api-platform/core
     steps:
       - checkout
-      - restore-mongodb-php-extension-build-cache:
-          php_version: << parameters.php_version >>
-      - install-mongodb-php-extension
-      - save-mongodb-php-extension-build-cache:
-          php_version: << parameters.php_version >>
       - disable-xdebug-php-extension
       - disable-php-memory-limit
       - restore-composer-cache
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 95eaa353273..eb9e890e61f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,7 +8,7 @@ env:
   COMPOSER_ALLOW_SUPERUSER: '1' # https://getcomposer.org/doc/03-cli.md#composer-allow-superuser
   COMPOSER_INSTALLER_COMMIT: fb22b78362d31c0d2bf516d1f8cdfd2745caa431
   COVERAGE: '0'
-  EXT_MONGODB_VERSION: '1.6.1'
+  EXT_MONGODB_VERSION: '1.7.3'
   EXT_PCOV_VERSION: '1.0.6'
 
 jobs:
diff --git a/.php_cs.dist b/.php_cs.dist
index 70aed101ac4..cbd76a6fc83 100644
--- a/.php_cs.dist
+++ b/.php_cs.dist
@@ -13,7 +13,9 @@ HEADER;
 
 $finder = PhpCsFixer\Finder::create()
     ->in(__DIR__)
-    ->exclude('tests/Fixtures/app/var')
+    ->exclude([
+        'tests/Fixtures/app/var',
+    ])
     ->append([
         'tests/Fixtures/app/console',
     ]);
diff --git a/appveyor.yml b/appveyor.yml
index 93956ef2a0b..2078f63bf7d 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -13,7 +13,7 @@ install:
   - ps: |
       $web = New-Object Net.WebClient
       $web.Headers.Add('user-agent', 'AppVeyor')
-      $web.DownloadFile('https://windows.php.net/downloads/pecl/releases/mongodb/1.6.1/php_mongodb-1.6.1-7.4-nts-vc15-x64.zip', 'c:\tools\php74\ext\php_mongodb.zip')
+      $web.DownloadFile('https://windows.php.net/downloads/pecl/releases/mongodb/1.7.3/php_mongodb-1.7.3-7.4-nts-vc15-x64.zip', 'c:\tools\php74\ext\php_mongodb.zip')
   - 7z x php_mongodb.zip -y >nul
   - cd ..
   - copy php.ini-production php.ini /Y
diff --git a/composer.json b/composer.json
index be76ba6139a..50881a950ef 100644
--- a/composer.json
+++ b/composer.json
@@ -86,6 +86,7 @@
         "symfony/validator": "^3.4 || ^4.0 || ^5.0",
         "symfony/web-profiler-bundle": "^4.2 || ^5.0",
         "symfony/yaml": "^3.4 || ^4.0 || ^5.0",
+        "teohhanhui/stubs-mongodb": "@dev",
         "twig/twig": "^1.42.3 || ^2.12",
         "webonyx/graphql-php": ">=0.13.1 <1.0"
     },
@@ -119,6 +120,12 @@
             "ApiPlatform\\Core\\Tests\\": "tests/"
         }
     },
+    "repositories": [
+        {
+            "type": "vcs",
+            "url": "https://github.com/teohhanhui/stubs-mongodb"
+        }
+    ],
     "config": {
         "preferred-install": {
             "*": "dist"