diff --git a/utils/TableGen/X86DisassemblerShared.h b/utils/TableGen/X86DisassemblerShared.h
index 7fcd122b6b3..0417e9dece4 100644
--- a/utils/TableGen/X86DisassemblerShared.h
+++ b/utils/TableGen/X86DisassemblerShared.h
@@ -11,6 +11,7 @@
 #define X86DISASSEMBLERSHARED_H
 
 #include <string>
+#include <string.h>
 
 #define INSTRUCTION_SPECIFIER_FIELDS       \
   bool                    filtered;        \
diff --git a/utils/TableGen/X86DisassemblerTables.cpp b/utils/TableGen/X86DisassemblerTables.cpp
index 87e877ab192..7aab9b28724 100644
--- a/utils/TableGen/X86DisassemblerTables.cpp
+++ b/utils/TableGen/X86DisassemblerTables.cpp
@@ -21,8 +21,6 @@
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/Format.h"
 
-#include <string>
-
 using namespace llvm;
 using namespace X86Disassembler;