diff --git a/include/llvm/Support/TimeValue.h b/include/llvm/Support/TimeValue.h
index e780b50c603..161214cbd32 100644
--- a/include/llvm/Support/TimeValue.h
+++ b/include/llvm/Support/TimeValue.h
@@ -11,12 +11,12 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "llvm/Support/DataTypes.h"
-#include <string>
-
 #ifndef LLVM_SYSTEM_TIMEVALUE_H
 #define LLVM_SYSTEM_TIMEVALUE_H
 
+#include "llvm/Support/DataTypes.h"
+#include <string>
+
 namespace llvm {
 namespace sys {
   /// This class is used where a precise fixed point in time is required. The