diff --git a/deployment/app-demo-deployment.yaml b/deployment/app-demo-deployment.yaml
index 1f877da..a4deb35 100644
--- a/deployment/app-demo-deployment.yaml
+++ b/deployment/app-demo-deployment.yaml
@@ -23,7 +23,7 @@ spec:
               value: mariadb-repl.mariadb-operator.svc.cluster.local
             - name: MARIADB_PORT
               value: '3306'
-            - name: MARIADB_DATABASE
+            - name: MARIADB_DB
               value: app-demo-database
             - name: MARIADB_USER
               value: app-demo-user