diff --git a/chart/docker-auth/templates/deployment.yaml b/chart/docker-auth/templates/deployment.yaml
index 1885179e..83cb946d 100755
--- a/chart/docker-auth/templates/deployment.yaml
+++ b/chart/docker-auth/templates/deployment.yaml
@@ -18,6 +18,8 @@ spec:
       labels:
         app.kubernetes.io/name: {{ include "docker-auth.name" . }}
         app.kubernetes.io/instance: {{ .Release.Name }}
+      annotations:
+        checksum/config: {{ include (print $.Template.BasePath "/configmap.yaml") . | sha256sum }}        
     spec:
       containers:
         - name: {{ .Chart.Name }}