1 files changed, 1 insertions, 4 deletions
diff --git a/Source/cmInstallDirectoryGenerator.h b/Source/cmInstallDirectoryGenerator.h
index bec89df..af310f3 100644
--- a/Source/cmInstallDirectoryGenerator.h
+++ b/Source/cmInstallDirectoryGenerator.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 cmInstallDirectoryGenerator_h
-#define cmInstallDirectoryGenerator_h
+#pragma once
 
 #include "cmConfigure.h" // IWYU pragma: keep
 
@@ -48,5 +47,3 @@ protected:
   std::string const LiteralArguments;
   bool const Optional;
 };
-
-#endif