diff --git a/Source/cmSystemTools.cxx b/Source/cmSystemTools.cxx
index e7dcf499ad..ffbf286eea 100644
--- a/Source/cmSystemTools.cxx
+++ b/Source/cmSystemTools.cxx
@@ -33,7 +33,7 @@ inline int Mkdir(const char* dir)
 #include <unistd.h>
 inline int Mkdir(const char* dir)
 {
-  return mkdir(dir, 00700);
+  return mkdir(dir, 00777);
 }
 #endif