diff --git a/composer.json b/composer.json
index 1fc69f2..e2d6c18 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
         "ext-xsl": "*",
         "doctrine/orm": "^2.5",
         "flexmodel/flexmodel": "^1.0",
-        "ocramius/proxy-manager": "^1.0",
+        "ocramius/proxy-manager": "^1.0 | ^2.0",
         "symfony/console": "^2.8 | ^3.0",
         "symfony/form": "^2.8 | ^3.0",
         "symfony/framework-bundle": "^2.8 | ^3.0",
diff --git a/composer.lock b/composer.lock
index a73f105..61ae90f 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "c0d998b16c8d9cc511aaf1b6e6c64328",
+    "content-hash": "46cbb52ed73af7e95e709011861bb811",
     "packages": [
         {
             "name": "doctrine/annotations",