diff --git a/lib/System/FreeBSD/MappedFile.cpp b/lib/System/FreeBSD/MappedFile.cpp
index a06691966b8..6d22f4088f1 100644
--- a/lib/System/FreeBSD/MappedFile.cpp
+++ b/lib/System/FreeBSD/MappedFile.cpp
@@ -12,6 +12,8 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include <sys/stat.h>
+
 // Include the generic unix implementation
 #include "../Unix/MappedFile.cpp"