diff --git a/include/llvm/IR/Statepoint.h b/include/llvm/IR/Statepoint.h
index 7c08b74fdb2..623a5a6100c 100644
--- a/include/llvm/IR/Statepoint.h
+++ b/include/llvm/IR/Statepoint.h
@@ -13,8 +13,8 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef __LLVM_IR_STATEPOINT_H
-#define __LLVM_IR_STATEPOINT_H
+#ifndef LLVM_IR_STATEPOINT_H
+#define LLVM_IR_STATEPOINT_H
 
 #include "llvm/ADT/iterator_range.h"
 #include "llvm/IR/BasicBlock.h"