diff --git a/backup.sh b/backup.sh
index aedbceb..7d7a711 100755
--- a/backup.sh
+++ b/backup.sh
@@ -42,9 +42,9 @@ while read dataset dataset_options; do
     send_dataset="yes"
     for option in $dataset_options; do
         case $option in 
-            *"nosnap"*    ) snapshot_dataset=""                    ;;
-            *"nosend"*    ) send_dataset=""                        ;;
-            *"remotezfs="*) remotezfs=`echo $option|cut -d'=' -f2` ;
+            "nosnap"*    ) snapshot_dataset=""                    ;;
+            "nosend"*    ) send_dataset=""                        ;;
+            "remotezfs="*) remotezfs=`echo $option|cut -d'=' -f2` ;
                             dataset="$dataset:$remotezfs"          ;;
         esac
     done