diff --git a/llvm/include/llvm/ADT/APInt.h b/llvm/include/llvm/ADT/APInt.h
index 5b1db209caf50b..9525157b698bf5 100644
--- a/llvm/include/llvm/ADT/APInt.h
+++ b/llvm/include/llvm/ADT/APInt.h
@@ -20,6 +20,7 @@
 #include <cassert>
 #include <climits>
 #include <cstring>
+#include <utility>
 
 namespace llvm {
 class FoldingSetNodeID;