diff --git a/doctrine/doctrine-bundle/2.13/manifest.json b/doctrine/doctrine-bundle/2.13/manifest.json
index f339784a1..0f0fdb134 100644
--- a/doctrine/doctrine-bundle/2.13/manifest.json
+++ b/doctrine/doctrine-bundle/2.13/manifest.json
@@ -26,7 +26,7 @@
                 "  environment:",
                 "    POSTGRES_DB: ${POSTGRES_DB:-app}",
                 "    # You should definitely change the password in production",
-                "    POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-!ChangeMe!}",
+                "    POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-\"!ChangeMe!\"}",
                 "    POSTGRES_USER: ${POSTGRES_USER:-app}",
                 "  healthcheck:",
                 "    test: [\"CMD\", \"pg_isready\", \"-d\", \"${POSTGRES_DB:-app}\", \"-U\", \"${POSTGRES_USER:-app}\"]",