diff --git a/charts/sophora-admin-dashboard/Chart.yaml b/charts/sophora-admin-dashboard/Chart.yaml
index 0a5213d..0c0810c 100644
--- a/charts/sophora-admin-dashboard/Chart.yaml
+++ b/charts/sophora-admin-dashboard/Chart.yaml
@@ -9,4 +9,4 @@ maintainers:
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 1.2.0
+version: 1.2.1
diff --git a/charts/sophora-admin-dashboard/templates/service.yaml b/charts/sophora-admin-dashboard/templates/service.yaml
index 55ed559..72611e4 100644
--- a/charts/sophora-admin-dashboard/templates/service.yaml
+++ b/charts/sophora-admin-dashboard/templates/service.yaml
@@ -4,7 +4,9 @@ metadata:
   name: {{ include "sophora-admin-dashboard.fullname" . }}
   labels:
     {{- include "sophora-admin-dashboard.labels" . | nindent 4 }}
-  annotations: {{- toYaml .Values.service.annotations | nindent 4 }}
+  {{- with .Values.service.annotations }}
+  annotations: {{- toYaml . | nindent 4 }}
+  {{- end }}
 spec:
   type: {{ .Values.service.type }}
   {{ if .Values.service.clusterIP -}}