diff --git a/mariadb/templates/statefulset.yaml b/mariadb/templates/statefulset.yaml
index c4cccf7a83..39f6dae221 100644
--- a/mariadb/templates/statefulset.yaml
+++ b/mariadb/templates/statefulset.yaml
@@ -38,7 +38,8 @@ spec:
                 matchExpressions:
                 - key: app
                   operator: In
-                  values: ["mariadb"]
+                  values:
+                    - {{ .Values.service_name }}
               topologyKey: kubernetes.io/hostname
             weight: 10
       nodeSelector: