diff --git a/install-py-aprs.sh b/install-py-aprs.sh
index 5d49b92..4fc7d1c 100644
--- a/install-py-aprs.sh
+++ b/install-py-aprs.sh
@@ -1,3 +1,4 @@
+#!/bin/bash
 sh -c "$(curl -fsSL https://gitlab.com/hp3icc/python-aprs-beacon/-/raw/main/install.sh)"
 
 sh -c "$(curl -fsSL https://gitlab.com/hp3icc/python-aprs-beacon/-/raw/main/menu.sh)"