diff --git a/lizardfs/lizsrdfs-snapshots.sh b/lizardfs/lizsrdfs-snapshots.sh
index 4acbc89..f1196cf 100755
--- a/lizardfs/lizsrdfs-snapshots.sh
+++ b/lizardfs/lizsrdfs-snapshots.sh
@@ -18,6 +18,7 @@ fi
 
 # evaluate commandline
 del=
+dryrun=0
 periodity=${0%/*}
 periodity=${periodity##*/}
 if [[ $periodity =~ ^cron\... ]]; then