diff --git a/scripts/deviceprofiles/sxmo_deviceprofile_librem5r4purism.sh b/scripts/deviceprofiles/sxmo_deviceprofile_librem5r4purism.sh
index a81f36a..280c3fb 100644
--- a/scripts/deviceprofiles/sxmo_deviceprofile_librem5r4purism.sh
+++ b/scripts/deviceprofiles/sxmo_deviceprofile_librem5r4purism.sh
@@ -1,3 +1,5 @@
+#!/bin/sh
+
 export SPEAKER="Speaker"
 export HEADPHONE="Headphone"
 export EARPIECE="Earpiece"