diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3a107f9e..6fdd144b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ The change log describes what is "Added", "Removed", "Changed" or "Fixed" betwee
 
 ## Unreleased
 
+### Changed
+
+- Allow version 2 of `php-http/client-common`
+
 ### Fixed
 
 - Fix deprecated notice when using symfony/config > 4.2
diff --git a/DependencyInjection/HttplugExtension.php b/DependencyInjection/HttplugExtension.php
index c88e2849..ca56b410 100644
--- a/DependencyInjection/HttplugExtension.php
+++ b/DependencyInjection/HttplugExtension.php
@@ -3,8 +3,10 @@
 namespace Http\HttplugBundle\DependencyInjection;
 
 use Http\Client\Common\BatchClient;
+use Http\Client\Common\BatchClientImpl;
 use Http\Client\Common\FlexibleHttpClient;
 use Http\Client\Common\HttpMethodsClient;
+use Http\Client\Common\HttpMethodsClientImpl;
 use Http\Client\Common\Plugin\AuthenticationPlugin;
 use Http\Client\Common\PluginClient;
 use Http\Client\Common\PluginClientFactory;
@@ -362,8 +364,9 @@ function ($id) {
         }
 
         if ($arguments['http_methods_client']) {
+            $fqn = class_exists(HttpMethodsClientImpl::class) ? HttpMethodsClientImpl::class : HttpMethodsClient::class;
             $container
-                ->register($serviceId.'.http_methods', HttpMethodsClient::class)
+                ->register($serviceId.'.http_methods', $fqn)
                 ->setArguments([new Reference($serviceId.'.http_methods.inner'), new Reference('httplug.message_factory')])
                 ->setPublic($arguments['public'] ? true : false)
                 ->setDecoratedService($serviceId)
@@ -371,8 +374,9 @@ function ($id) {
         }
 
         if ($arguments['batch_client']) {
+            $fqn = class_exists(BatchClientImpl::class) ? BatchClientImpl::class : BatchClient::class;
             $container
-                ->register($serviceId.'.batch_client', BatchClient::class)
+                ->register($serviceId.'.batch_client', $fqn)
                 ->setArguments([new Reference($serviceId.'.batch_client.inner')])
                 ->setPublic($arguments['public'] ? true : false)
                 ->setDecoratedService($serviceId)
diff --git a/composer.json b/composer.json
index 6862b1a4..fc7748d0 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
     ],
     "require": {
         "php": "^5.5 || ^7.0",
-        "php-http/client-common": "^1.6",
+        "php-http/client-common": "^1.6 || ^2.0",
         "php-http/client-implementation": "^1.0",
         "php-http/cache-plugin": "^1.4",
         "php-http/discovery": "^1.0",