diff --git a/include/llvm/CodeGen/BinaryObject.h b/include/llvm/CodeGen/BinaryObject.h
index 4b66fe85678..ce0c07af951 100644
--- a/include/llvm/CodeGen/BinaryObject.h
+++ b/include/llvm/CodeGen/BinaryObject.h
@@ -15,6 +15,8 @@
 #ifndef LLVM_CODEGEN_BINARYOBJECT_H
 #define LLVM_CODEGEN_BINARYOBJECT_H
 
+#include "llvm/Support/DataTypes.h"
+
 #include <string>
 #include <vector>