diff --git a/src/kits/storage/MergedDirectory.cpp b/src/kits/storage/MergedDirectory.cpp
index fb35094025..90519ed3e8 100644
--- a/src/kits/storage/MergedDirectory.cpp
+++ b/src/kits/storage/MergedDirectory.cpp
@@ -9,6 +9,8 @@
 
 #include <MergedDirectory.h>
 
+#include <string.h>
+
 #include <new>
 #include <set>
 #include <string>