1 files changed, 1 insertions, 4 deletions
diff --git a/Source/cmRange.h b/Source/cmRange.h
index 3be5193e79..30af7d2718 100644
--- a/Source/cmRange.h
+++ b/Source/cmRange.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 cmRange_h
-#define cmRange_h
+#pragma once
 
 #include "cmConfigure.h" // IWYU pragma: keep
 
@@ -235,5 +234,3 @@ auto cmReverseRange(Range const& range) -> cmRange<decltype(range.rbegin())>
 {
   return { range.rbegin(), range.rend() };
 }
-
-#endif