diff --git a/scripts/99_software.sh b/scripts/99_software.sh
index 3b0419b..2f75f84 100644
--- a/scripts/99_software.sh
+++ b/scripts/99_software.sh
@@ -9,7 +9,7 @@ echo "<< 99_software.sh >>"
 user=poq
 
 if [ "$EUID" -ne 0 ] then
-    echo "error: run as 'root'" ; exit
+    echo "error: run as 'root'"; exit 1;
 fi
 
 this_file_name=`basename "$0"`