diff --git a/Source/MemoryUtils.cpp b/Source/MemoryUtils.cpp
index 5603f321d..a152ce212 100644
--- a/Source/MemoryUtils.cpp
+++ b/Source/MemoryUtils.cpp
@@ -1,3 +1,4 @@
+#include <cstring>
 #include "MemoryUtils.h"
 #include "Integer64.h"
 #include "Log.h"