diff --git a/sbin/fbl.sh b/sbin/firewall-blacklist-add.sh
similarity index 78%
rename from sbin/fbl.sh
rename to sbin/firewall-blacklist-add.sh
index 476e618..99d1993 100755
--- a/sbin/fbl.sh
+++ b/sbin/firewall-blacklist-add.sh
@@ -8,7 +8,7 @@ else
   exit 1
 fi
 
-if [[ firewall-cmd --ipset=blacklist --query-entry $IP >/dev/null ]]; then
+if [[ `firewall-cmd --ipset=blacklist --query-entry $IP` = "yes" ]]; then
 
   echo "IP $IP already in blacklist. Doing nothing."
 
diff --git a/sbin/fwl.sh b/sbin/firewall-blacklist-rem.sh
similarity index 79%
rename from sbin/fwl.sh
rename to sbin/firewall-blacklist-rem.sh
index ca4419f..fd0d9e6 100755
--- a/sbin/fwl.sh
+++ b/sbin/firewall-blacklist-rem.sh
@@ -8,7 +8,7 @@ else
   exit 1
 fi
 
-if [[ firewall-cmd --ipset=blacklist --query-entry $IP >/dev/null ]]; then
+if [[ `firewall-cmd --ipset=blacklist --query-entry $IP` = "yes" ]]; then
 
   firewall-cmd --ipset=blacklist --remove-entry=$IP
   firewall-cmd --permanent --ipset=blacklist --remove-entry=$IP