diff --git a/content/en/docs/reference/using-api/api-concepts.md b/content/en/docs/reference/using-api/api-concepts.md
index 2badee2b5f..fca124e1cf 100644
--- a/content/en/docs/reference/using-api/api-concepts.md
+++ b/content/en/docs/reference/using-api/api-concepts.md
@@ -172,7 +172,7 @@ For example:
 
    ```
    POST /api/v1/namespaces/test/pods
-   Content-Type: json
+   Content-Type: application/json
    Accept: application/json
    … JSON encoded Pod object
    ---