diff --git a/helm-chart/templates/core-service.yaml b/helm-chart/templates/core-service.yaml
index 47c32332..c236e746 100644
--- a/helm-chart/templates/core-service.yaml
+++ b/helm-chart/templates/core-service.yaml
@@ -3,6 +3,8 @@ kind: Service
 metadata:
   name: {{ .Release.Name }}-maibot-core
   namespace: {{ .Release.Namespace }}
+  labels:
+    app: {{ .Release.Name }}-maibot-core
 spec:
   ports:
     - name: adapter-ws