diff --git a/client/luascripts/cmdline.lua b/client/luascripts/cmdline.lua
old mode 100644
new mode 100755
index dc1e752c1..baa76eed6
--- a/client/luascripts/cmdline.lua
+++ b/client/luascripts/cmdline.lua
@@ -1,5 +1,8 @@
+#!/usr/bin/env -S pm3 -l
+
 --[[
 A sampe script file on how to implement at cmd line inteface.
+It also demonstrates how the script can be used with a shebang.
 --]]
 
 print("This is how a cmd-line interface could be implemented\nPrint 'exit' to exit.\n")