diff --git a/src/xenia/base/mapped_memory_posix.cc b/src/xenia/base/mapped_memory_posix.cc
index 6d48a0157..530582c87 100644
--- a/src/xenia/base/mapped_memory_posix.cc
+++ b/src/xenia/base/mapped_memory_posix.cc
@@ -11,6 +11,7 @@
 
 #include <sys/mman.h>
 #include <cstdio>
+#include <memory>
 
 #include "xenia/base/string.h"