1 files changed, 1 insertions, 4 deletions
diff --git a/Source/cmTryRunCommand.h b/Source/cmTryRunCommand.h
index c53a694..070c63c 100644
--- a/Source/cmTryRunCommand.h
+++ b/Source/cmTryRunCommand.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 cmTryRunCommand_h
-#define cmTryRunCommand_h
+#pragma once
 
 #include "cmConfigure.h" // IWYU pragma: keep
 
@@ -51,5 +50,3 @@ private:
   std::string RunOutputVariable;
   std::string CompileOutputVariable;
 };
-
-#endif