diff --git a/openmptcprouter/files/bin/omr-test-speed b/openmptcprouter/files/bin/omr-test-speed
index c38fcd9e4..fa95ff2cc 100755
--- a/openmptcprouter/files/bin/omr-test-speed
+++ b/openmptcprouter/files/bin/omr-test-speed
@@ -28,11 +28,15 @@ if [ -z "$INTERFACE" ]; then
 else
 	domain=$(echo $HOST | awk -F/ '{print $3}')
 	hostip=$(dig +nocmd +noall +answer A $domain | grep -v CNAME | awk '{print $5}' | tr '\n' ' ')
-	for ip in $hostip; do
-		ipset add ss_rules_dst_bypass_all $ip
-	done
+	if [ -n "$(ipset list 2>/dev/null | grep ss_rules)" ]; then
+		for ip in $hostip; do
+			ipset add ss_rules_dst_bypass_all $ip
+		done
+	fi
 	curl -4 --interface $INTERFACE $HOST >/dev/null || echo
-	for ip in $hostip; do
-		ipset del ss_rules_dst_bypass_all $ip
-	done
+	if [ -n "$(ipset list 2>/dev/null | grep ss_rules)" ]; then
+		for ip in $hostip; do
+			ipset del ss_rules_dst_bypass_all $ip
+		done
+	fi
 fi