diff --git a/composer.json b/composer.json
index 3b4fc82277a911f7cb4d8e2bc9f6a5ff48440fd7..b955c81925cfe9e44bf6d140f5518f7decc247d1 100644
--- a/composer.json
+++ b/composer.json
@@ -28,7 +28,7 @@
         "symfony/assetic-bundle": "~2.3",
         "symfony/monolog-bundle": "~2.4|~3.0",
         "sensio/framework-extra-bundle": "~3.0",
-        "irstea/theme-bundle": "^1.5|^2.0",
+        "irstea/theme-bundle": "^1.5 || ^2.0",
         "knplabs/knp-gaufrette-bundle": "~0.1",
         "ramsey/uuid": "~2.8",
         "blueimp/jquery-file-upload": "~9.9",