diff --git a/composer.json b/composer.json
index cafc47ad..3a8c5475 100644
--- a/composer.json
+++ b/composer.json
@@ -34,7 +34,8 @@
         "symfony/webpack-encore-bundle": "^1.1",
         "symfony/yaml": "4.2.*",
         "twig/extensions": "^1.5",
-        "webmozart/assert": "^1.4"
+        "webmozart/assert": "^1.4",
+        "ocramius/proxy-manager": "2.1.*"
     },
     "require-dev": {
         "roave/security-advisories": "dev-master",
diff --git a/composer.lock b/composer.lock
index 747f16cb..6f75332c 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "361bcb28ef91fc62224ba3da170d580e",
+    "content-hash": "eaa24e28ac00d9141a07d749b1e94c7d",
     "packages": [
         {
             "name": "doctrine/annotations",
@@ -1718,34 +1718,33 @@
         },
         {
             "name": "ocramius/proxy-manager",
-            "version": "2.2.2",
+            "version": "2.1.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/Ocramius/ProxyManager.git",
-                "reference": "14b137b06b0f911944132df9d51e445a35920ab1"
+                "reference": "e18ac876b2e4819c76349de8f78ccc8ef1554cd7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/Ocramius/ProxyManager/zipball/14b137b06b0f911944132df9d51e445a35920ab1",
-                "reference": "14b137b06b0f911944132df9d51e445a35920ab1",
+                "url": "https://api.github.com/repos/Ocramius/ProxyManager/zipball/e18ac876b2e4819c76349de8f78ccc8ef1554cd7",
+                "reference": "e18ac876b2e4819c76349de8f78ccc8ef1554cd7",
                 "shasum": ""
             },
             "require": {
-                "ocramius/package-versions": "^1.1.3",
-                "php": "^7.2.0",
-                "zendframework/zend-code": "^3.3.0"
+                "ocramius/package-versions": "^1.1.1",
+                "php": "^7.1.0",
+                "zendframework/zend-code": "^3.1.0"
             },
             "require-dev": {
-                "couscous/couscous": "^1.6.1",
+                "couscous/couscous": "^1.5.2",
                 "ext-phar": "*",
-                "humbug/humbug": "1.0.0-RC.0@RC",
-                "nikic/php-parser": "^3.1.1",
-                "padraic/phpunit-accelerator": "dev-master@DEV",
+                "humbug/humbug": "dev-master@DEV",
+                "nikic/php-parser": "^3.0.4",
                 "phpbench/phpbench": "^0.12.2",
-                "phpstan/phpstan": "dev-master#856eb10a81c1d27c701a83f167dc870fd8f4236a as 0.9.999",
-                "phpstan/phpstan-phpunit": "dev-master#5629c0a1f4a9c417cb1077cf6693ad9753895761",
-                "phpunit/phpunit": "^6.4.3",
-                "squizlabs/php_codesniffer": "^2.9.1"
+                "phpstan/phpstan": "^0.6.4",
+                "phpunit/phpunit": "^5.6.4",
+                "phpunit/phpunit-mock-objects": "^3.4.1",
+                "squizlabs/php_codesniffer": "^2.7.0"
             },
             "suggest": {
                 "ocramius/generated-hydrator": "To have very fast object to array to object conversion for ghost objects",
@@ -1784,7 +1783,7 @@
                 "proxy pattern",
                 "service proxies"
             ],
-            "time": "2018-09-27T13:45:01+00:00"
+            "time": "2017-05-04T11:12:50+00:00"
         },
         {
             "name": "omines/datatables-bundle",