diff --git a/include/llvm/Support/TypeBuilder.h b/include/llvm/Support/TypeBuilder.h
index c8ffb938c60..5198c817399 100644
--- a/include/llvm/Support/TypeBuilder.h
+++ b/include/llvm/Support/TypeBuilder.h
@@ -16,6 +16,7 @@
 #define LLVM_SUPPORT_TYPEBUILDER_H
 
 #include "llvm/DerivedTypes.h"
+#include <limits.h>
 
 namespace llvm {