diff --git a/apps/kimai/db/grant.yaml b/apps/kimai/db/grant.yaml
index da467ff..5dc81e0 100644
--- a/apps/kimai/db/grant.yaml
+++ b/apps/kimai/db/grant.yaml
@@ -5,7 +5,7 @@ metadata:
   namespace: kimai
 spec:
   mariaDbRef:
-    name: mariadb
+    name: mariadb.databases.svc.cluster.local
 
   privileges:
     - ALL PRIVILEGES
diff --git a/apps/kimai/db/user.yaml b/apps/kimai/db/user.yaml
index cf9501b..5968476 100644
--- a/apps/kimai/db/user.yaml
+++ b/apps/kimai/db/user.yaml
@@ -5,7 +5,7 @@ metadata:
   namespace: kimai
 spec:
   mariaDbRef:
-    name: mariadb
+    name: mariadb.databases.svc.cluster.local
 
   name: kimai