diff --git a/openmptcprouter/files/bin/omr-test-speed b/openmptcprouter/files/bin/omr-test-speed
index 54b761cca..36480fcb6 100755
--- a/openmptcprouter/files/bin/omr-test-speed
+++ b/openmptcprouter/files/bin/omr-test-speed
@@ -43,7 +43,7 @@ trap : HUP INT TERM
 if [ -z "$INTERFACE" ]; then
 	curl -4 -o /dev/null $HOST || echo
 else
-	/etc/init.d/sqm stop $INTERFACE
+	[ -n "$(tc qdisc show dev $INTERFACE | grep ingress)" ] && /etc/init.d/sqm stop $INTERFACE
 	domain=$(echo $HOST | awk -F/ '{print $3}')
 	hostip=$(dig +nocmd +noall +answer A $domain | grep -v CNAME | awk '{print $5}' | tr '\n' ' ')
 	if [ -n "$(ipset list 2>/dev/null | grep ss_rules)" ]; then
diff --git a/openmptcprouter/files/bin/omr-test-speed-server b/openmptcprouter/files/bin/omr-test-speed-server
index 10ca604e1..74d110d1e 100755
--- a/openmptcprouter/files/bin/omr-test-speed-server
+++ b/openmptcprouter/files/bin/omr-test-speed-server
@@ -35,7 +35,7 @@ if [ -n "$HOST" ] && [ -n "$PORT" ] && [ -n "$USERNAME" ] && [ -n "$PASSWORD" ];
 	[ -z "$FASTTEST" ] && echo "Disable SQM bandwidth limit on $INTERFACE"
 	[ -z "$FASTTEST" ] && echo "Download test via server ${SERVER}:"
 	if [ -n "$INTERFACE" ]; then
-		[ -n "$(tc qdisc | grep $INTERFACE | grep bandwidth)" ] && {
+		[ -n "$(tc qdisc show dev $INTERFACE | grep bandwidth)" ] && {
 			export SQM_VERBOSITY_MIN=10
 			export SQM_VERBOSITY_MAX=0
 			export SQM_SYSLOG=1