diff --git a/tools/llvm-ranlib/llvm-ranlib.cpp b/tools/llvm-ranlib/llvm-ranlib.cpp
index d7d4714..1c372d5 100644
--- a/tools/llvm-ranlib/llvm-ranlib.cpp
+++ b/tools/llvm-ranlib/llvm-ranlib.cpp
@@ -17,6 +17,7 @@
 #include "llvm/System/Signals.h"
 #include <iostream>
 #include <iomanip>
+#include <memory>
 
 using namespace llvm;