diff --git a/miscellaneous/deb10_sources_list.sh b/miscellaneous/deb10_sources_list.sh
index 56b03be..c4e3879 100644
--- a/miscellaneous/deb10_sources_list.sh
+++ b/miscellaneous/deb10_sources_list.sh
@@ -1,4 +1,4 @@
-
+#!/bin/bash
 sudo tee sources.list > /dev/null <<EOF
 deb http://ftp.debian.org/debian buster main contrib non-free
 deb-src http://ftp.debian.org/debian buster main contrib non-free