1 files changed, 1 insertions, 4 deletions
diff --git a/Source/cmXMLSafe.h b/Source/cmXMLSafe.h
index 9aaf2d1..9b4c539 100644
--- a/Source/cmXMLSafe.h
+++ b/Source/cmXMLSafe.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 cmXMLSafe_h
-#define cmXMLSafe_h
+#pragma once
 
 #include "cmConfigure.h" // IWYU pragma: keep
 
@@ -33,5 +32,3 @@ private:
   bool DoQuotes;
   friend std::ostream& operator<<(std::ostream&, cmXMLSafe const&);
 };
-
-#endif