diff --git a/tools/testing/selftests/drivers/net/mlxsw/sch_red_core.sh b/tools/testing/selftests/drivers/net/mlxsw/sch_red_core.sh
index b1ff395b3880..316444389c4e 100644
--- a/tools/testing/selftests/drivers/net/mlxsw/sch_red_core.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/sch_red_core.sh
@@ -653,20 +653,22 @@ do_drop_test()
 	build_backlog $vlan $((3 * limit / 2)) udp >/dev/null
 
 	base=$($fetch_counter)
-	send_packets $vlan udp 11
+	send_packets $vlan udp 100
 
-	now=$(busywait 1100 until_counter_is ">= $((base + 10))" $fetch_counter)
-	check_err $? "Dropped packets not observed: 11 expected, $((now - base)) seen"
+	now=$(busywait 1100 until_counter_is ">= $((base + 95))" $fetch_counter)
+	check_err $? "${trigger}ped packets not observed: 100 expected, $((now - base)) seen"
 
 	# When no extra traffic is injected, there should be no mirroring.
-	busywait 1100 until_counter_is ">= $((base + 20))" $fetch_counter >/dev/null
+	busywait 1100 until_counter_is ">= $((base + 110))" \
+		 $fetch_counter >/dev/null
 	check_fail $? "Spurious packets observed"
 
 	# When the rule is uninstalled, there should be no mirroring.
 	qevent_rule_uninstall_$subtest
-	send_packets $vlan udp 11
-	busywait 1100 until_counter_is ">= $((base + 20))" $fetch_counter >/dev/null
-	check_fail $? "Spurious packets observed after uninstall"
+	send_packets $vlan udp 100
+	now=$(busywait 1100 until_counter_is ">= $((base + 110))" \
+		       $fetch_counter)
+	check_fail $? "$((now - base)) spurious packets observed after uninstall"
 
 	log_test "TC $((vlan - 10)): ${trigger}ped packets $subtest'd"