1 files changed, 1 insertions, 4 deletions
diff --git a/Source/cmDocumentationFormatter.h b/Source/cmDocumentationFormatter.h
index 17b63dacc4..cb3038aaa4 100644
--- a/Source/cmDocumentationFormatter.h
+++ b/Source/cmDocumentationFormatter.h
@@ -1,7 +1,6 @@
 /* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
    file Copyright.txt or https://cmake.org/licensing for details.  */
-#ifndef _cmDocumentationFormatter_h
-#define _cmDocumentationFormatter_h
+#pragma once
 
 #include "cmConfigure.h" // IWYU pragma: keep
 
@@ -62,5 +61,3 @@ private:
   int TextWidth = 77;
   const char* TextIndent = "";
 };
-
-#endif