diff --git a/homelab/fighter/config/keycloak/Dockerfile b/homelab/fighter/config/keycloak/Dockerfile
index de14c007..df220dbb 100644
--- a/homelab/fighter/config/keycloak/Dockerfile
+++ b/homelab/fighter/config/keycloak/Dockerfile
@@ -5,7 +5,7 @@ ENV KC_HEALTH_ENABLED=true
 ENV KC_METRICS_ENABLED=true
 
 # Configure a database vendor
-ENV KC_DB=${DB:-keycloak}
+ENV KC_DB=${DB:-postgres}
 
 WORKDIR /opt/keycloak
 # for demonstration purposes only, please make sure to use proper certificates in production instead