diff --git a/src/runtime/c/pgf/pgf.cxx b/src/runtime/c/pgf/pgf.cxx
index 3e7700df8..f2230d3b9 100644
--- a/src/runtime/c/pgf/pgf.cxx
+++ b/src/runtime/c/pgf/pgf.cxx
@@ -175,7 +175,7 @@ PgfDB *pgf_new_ngf(PgfText *abstract_name,
 #ifndef _WIN32
          S_IRUSR | S_IWUSR
 #else
-         0
+         _S_IREAD | _S_IWRITE
 #endif
 );