diff --git a/utils/do_debian_package.sh b/utils/do_debian_package.sh
index a035b1dd5..554dd9c38 100755
--- a/utils/do_debian_package.sh
+++ b/utils/do_debian_package.sh
@@ -52,7 +52,9 @@ case $i in
     shift # past argument with no value
     ;;
     *)
-            # unknown option
+    # unknown option
+    read -p "Unknown option $i, continue? (Y|n)"
+    [[ $REPLY == [yY] ]] && { echo "continuing..."; } || exit 1;
     ;;
 esac
 done