diff --git a/applypatch/bspatch.cpp b/applypatch/bspatch.cpp
index 9d201b4..75975ad 100644
--- a/applypatch/bspatch.cpp
+++ b/applypatch/bspatch.cpp
@@ -22,6 +22,7 @@
 
 #include <stdio.h>
 #include <sys/stat.h>
+#include <sys/types.h>
 #include <errno.h>
 #include <malloc.h>
 #include <unistd.h>