diff --git a/memcached/templates/deployment.yaml b/memcached/templates/deployment.yaml
index 5f3fe0723..8237addb3 100644
--- a/memcached/templates/deployment.yaml
+++ b/memcached/templates/deployment.yaml
@@ -38,6 +38,8 @@ spec:
 {{ tuple $envAll | include "helm-toolkit.snippets.kubernetes_upgrades_deployment" | indent 2 }}
   template:
     metadata:
+      annotations:
+        configmap-bin-hash: {{ tuple "configmap-bin.yaml" . | include "helm-toolkit.utils.hash" }}
       labels:
 {{ tuple $envAll "memcached" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
     spec: