diff --git a/content/en/docs/concepts/configuration/secret.md b/content/en/docs/concepts/configuration/secret.md
index ac0fe54159..6c15dc8bed 100644
--- a/content/en/docs/concepts/configuration/secret.md
+++ b/content/en/docs/concepts/configuration/secret.md
@@ -865,7 +865,7 @@ EOF
 Apply all those objects on the Apiserver by
 
 ```shell
-kubectl apply --k .
+kubectl apply -k .
 ```
 
 Both containers will have the following files present on their filesystems with the values for each container's environment: