diff --git a/content/en/docs/tasks/configure-pod-container/configure-pod-configmap.md b/content/en/docs/tasks/configure-pod-container/configure-pod-configmap.md
index f0055771b9..538fddeed6 100644
--- a/content/en/docs/tasks/configure-pod-container/configure-pod-configmap.md
+++ b/content/en/docs/tasks/configure-pod-container/configure-pod-configmap.md
@@ -732,7 +732,7 @@ spec:
     - name: config-volume
       configMap:
         name: no-config
-        optional: true
+        optional: true # mark the source ConfigMap as optional
   restartPolicy: Never
 ```