1 files changed, 1 insertions, 4 deletions
diff --git a/Source/cmInstallExportGenerator.h b/Source/cmInstallExportGenerator.h
index 43dd00da4a..dd8624bbdb 100644
--- a/Source/cmInstallExportGenerator.h
+++ b/Source/cmInstallExportGenerator.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 cmInstallExportGenerator_h
-#define cmInstallExportGenerator_h
+#pragma once
 
 #include "cmConfigure.h" // IWYU pragma: keep
 
@@ -68,5 +67,3 @@ protected:
   std::string MainImportFile;
   std::unique_ptr<cmExportInstallFileGenerator> EFGen;
 };
-
-#endif