1 files changed, 1 insertions, 4 deletions
diff --git a/Source/cmCacheManager.h b/Source/cmCacheManager.h
index f036258..20d49a8 100644
--- a/Source/cmCacheManager.h
+++ b/Source/cmCacheManager.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 cmCacheManager_h
-#define cmCacheManager_h
+#pragma once
 
 #include "cmConfigure.h" // IWYU pragma: keep
 
@@ -210,5 +209,3 @@ private:
   unsigned int CacheMajorVersion = 0;
   unsigned int CacheMinorVersion = 0;
 };
-
-#endif