diff --git a/include/llvm/CodeGen/DwarfWriter.h b/include/llvm/CodeGen/DwarfWriter.h
index 8bf472d4cf5..d60764e150e 100644
--- a/include/llvm/CodeGen/DwarfWriter.h
+++ b/include/llvm/CodeGen/DwarfWriter.h
@@ -21,6 +21,7 @@
 #define LLVM_CODEGEN_DWARFWRITER_H
 
 #include "llvm/ADT/UniqueVector.h"
+#include "llvm/Support/DataTypes.h"
 
 #include <iosfwd>
 #include <string>
diff --git a/lib/CodeGen/DwarfWriter.cpp b/lib/CodeGen/DwarfWriter.cpp
index 5a37b81e90d..92eab0cd5d1 100644
--- a/lib/CodeGen/DwarfWriter.cpp
+++ b/lib/CodeGen/DwarfWriter.cpp
@@ -10,6 +10,7 @@
 // This file contains support for writing dwarf debug info into asm files.
 //
 //===----------------------------------------------------------------------===//
+
 #include "llvm/CodeGen/DwarfWriter.h"
 
 #include "llvm/ADT/StringExtras.h"
@@ -17,7 +18,6 @@
 #include "llvm/Type.h"
 #include "llvm/CodeGen/AsmPrinter.h"
 #include "llvm/CodeGen/MachineDebugInfo.h"
-#include "llvm/Support/DataTypes.h"
 #include "llvm/Support/Dwarf.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Mangler.h"