diff --git a/README.md b/README.md
index ab925f5a562f512e5ecc7087016afd7eff8d6199..e1c8ef833136ec78ebdbb458cadde30a1531d7c3 100644
--- a/README.md
+++ b/README.md
@@ -29,6 +29,6 @@ We recommend checking out out repository and then following below instructions.
 ### Serve documentation
 
 If everything is installed properly you can just let mdbook serve the docs with:
-    ```sh
+    ```
     mdbook serve
     ```