diff --git a/nelmio/cors-bundle/1.5/manifest.json b/nelmio/cors-bundle/1.5/manifest.json
index 7c04230a..574b00dd 100644
--- a/nelmio/cors-bundle/1.5/manifest.json
+++ b/nelmio/cors-bundle/1.5/manifest.json
@@ -6,7 +6,7 @@
         "config/": "%CONFIG_DIR%/"
     },
     "env": {
-        "CORS_ALLOW_ORIGIN": "^https?://(localhost|127\\.0\\.0\\.1)(:[0-9]+)?$"
+        "CORS_ALLOW_ORIGIN": "'^https?://(localhost|127\\.0\\.0\\.1)(:[0-9]+)?$'"
     },
     "aliases": ["cors"]
 }