diff --git a/Help/manual/cmake.1.rst b/Help/manual/cmake.1.rst
index b345db0490..b8a1b422b5 100644
--- a/Help/manual/cmake.1.rst
+++ b/Help/manual/cmake.1.rst
@@ -1156,7 +1156,7 @@ with one of the following options:
 
 To view the presets available for a project, use
 
-.. code-block::shell
+.. code-block:: shell
 
   cmake <source-dir> --list-presets