diff --git a/lib/Bytecode/Writer/WriterInternals.h b/lib/Bytecode/Writer/WriterInternals.h
index 36c6229b215..116791e6298 100644
--- a/lib/Bytecode/Writer/WriterInternals.h
+++ b/lib/Bytecode/Writer/WriterInternals.h
@@ -19,9 +19,6 @@
 #include "llvm/Bytecode/Writer.h"
 #include "llvm/Bytecode/Format.h"
 #include "llvm/Instruction.h"
-#include "llvm/Support/DataTypes.h"
-#include <string>
-#include <vector>
 
 namespace llvm {
   class InlineAsm;