1 files changed, 1 insertions, 4 deletions
diff --git a/Source/cmOutputConverter.h b/Source/cmOutputConverter.h
index a8b4528421..655bc87032 100644
--- a/Source/cmOutputConverter.h
+++ b/Source/cmOutputConverter.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 cmOutputConverter_h
-#define cmOutputConverter_h
+#pragma once
 
 #include "cmConfigure.h" // IWYU pragma: keep
 
@@ -117,5 +116,3 @@ private:
 
   bool LinkScriptShell;
 };
-
-#endif