1 files changed, 1 insertions, 4 deletions
diff --git a/Source/cmStateDirectory.h b/Source/cmStateDirectory.h
index 765af6f..56a262d 100644
--- a/Source/cmStateDirectory.h
+++ b/Source/cmStateDirectory.h
@@ -1,8 +1,7 @@
 /* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
    file Copyright.txt or https://cmake.org/licensing for details.  */
 
-#ifndef cmStateDirectory_h
-#define cmStateDirectory_h
+#pragma once
 
 #include "cmConfigure.h" // IWYU pragma: keep
 
@@ -104,5 +103,3 @@ private:
   cmStateSnapshot Snapshot_;
   friend class cmStateSnapshot;
 };
-
-#endif