diff --git a/compose.yaml b/compose.yaml
index b9d26c0..3360c50 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -78,7 +78,7 @@ services:
       - GITEA__service__REGISTER_EMAIL_CONFIRM=true
       - GITEA__service__ENABLE_NOTIFY_MAIL=true
       # To disable new users after setup:
-      #- GITEA__service__DISABLE_REGISTRATION=false
+      - GITEA__service__DISABLE_REGISTRATION=true
     networks:
       - backnet
       - frontnet
diff --git a/compose.yaml.local b/compose.yaml.local
index 2a55941..b89bc07 100644
--- a/compose.yaml.local
+++ b/compose.yaml.local
@@ -78,7 +78,7 @@ services:
       - GITEA__service__REGISTER_EMAIL_CONFIRM=true
       - GITEA__service__ENABLE_NOTIFY_MAIL=true
       # To disable new users after setup:
-      #- GITEA__service__DISABLE_REGISTRATION=false
+      - GITEA__service__DISABLE_REGISTRATION=true
     networks:
       - backnet
       - frontnet
diff --git a/compose.yaml.prod b/compose.yaml.prod
index b9d26c0..3360c50 100644
--- a/compose.yaml.prod
+++ b/compose.yaml.prod
@@ -78,7 +78,7 @@ services:
       - GITEA__service__REGISTER_EMAIL_CONFIRM=true
       - GITEA__service__ENABLE_NOTIFY_MAIL=true
       # To disable new users after setup:
-      #- GITEA__service__DISABLE_REGISTRATION=false
+      - GITEA__service__DISABLE_REGISTRATION=true
     networks:
       - backnet
       - frontnet