diff --git a/docker/images/config.env b/docker/images/config.env
index 5da4a1939..7744ded6e 100644
--- a/docker/images/config.env
+++ b/docker/images/config.env
@@ -8,8 +8,7 @@
 PENPOT_PUBLIC_URI=http://localhost:9001
 
 ## Feature flags.
-
-PENPOT_FLAGS="enable-registration enable-login disable-email-verification"
+PENPOT_FLAGS=enable-registration enable-login disable-email-verification
 
 ## Temporal workaround because of bad builtin default