diff --git a/flax/editsub b/flax/editsub
new file mode 100644
--- /dev/null
+++ b/flax/editsub
@@ -0,0 +1,5 @@
+#!/usr/bin/env python
+
+import sys
+import Subcomposer
+Subcomposer.open_sub_editing_window(sys.argv[-1], use_mainloop=1, dmxdummy=0)