diff --git a/scripts/pkg-manager.sh b/scripts/pkg-manager.sh
index 4d28d7aa..86ed3651 100644
--- a/scripts/pkg-manager.sh
+++ b/scripts/pkg-manager.sh
@@ -115,6 +115,7 @@ cmd_refresh()
 # -- here we go
 myname=`basename $0`
 . /etc/os-release
+ID=${ID%%-*}
 cmd="$1"
 shift
 eval cmd_$cmd "$@"