diff --git a/stacks/vikunja.yml b/stacks/vikunja.yml
index c51ea17..5ffeb98 100644
--- a/stacks/vikunja.yml
+++ b/stacks/vikunja.yml
@@ -50,7 +50,7 @@ services:
 
       VIKUNJA_SERVICE_JWTSECRET:
       VIKUNJA_SERVICE_FRONTENDURL: 'https://todo.rustybever.be/'
-      VIKUNJA_SERVICE_ENABLEREGISTRATION: false
+      VIKUNJA_SERVICE_ENABLEREGISTRATION: 0
     networks:
       - 'default'
       - 'public'