1 files changed, 1 insertions, 4 deletions
diff --git a/Source/cmTryCompileCommand.h b/Source/cmTryCompileCommand.h
index e525e851fb..d8cc16e59a 100644
--- a/Source/cmTryCompileCommand.h
+++ b/Source/cmTryCompileCommand.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 cmTryCompileCommand_h
-#define cmTryCompileCommand_h
+#pragma once
 
 #include "cmConfigure.h" // IWYU pragma: keep
 
@@ -38,5 +37,3 @@ public:
   bool InitialPass(std::vector<std::string> const& args,
                    cmExecutionStatus& status) override;
 };
-
-#endif