diff --git a/mptcp/files/usr/share/omr/post-tracking.d/post-tracking b/mptcp/files/usr/share/omr/post-tracking.d/post-tracking
index 45506b476..82bcc3e9e 100755
--- a/mptcp/files/usr/share/omr/post-tracking.d/post-tracking
+++ b/mptcp/files/usr/share/omr/post-tracking.d/post-tracking
@@ -355,7 +355,7 @@ if [ "$OMR_TRACKER_STATUS" = "ERROR" ] || [ "$interface_up" != "true" ]; then
 			config_load network
 			config_foreach set_route interface $OMR_TRACKER_INTERFACE
 		fi
-		if [ "$(uci -q get shadowsocks-libev.sss0.disabled)" != "1" ] && [ "$(uci -q get openmptcprouter.omr.shadowsocks)" = "up" ] && [ "$(uci -q get shadowsocks-libev.ss_rules.redir_udp)" = "" ] && [ "$(uci -q get shadowsocks-libev.hi2.mode)" = "tcp_and_udp" ]; then
+		if [ "$(uci -q get shadowsocks-libev.sss0.disabled)" != "1" ] && [ "$(uci -q get openmptcprouter.omr.shadowsocks)" = "up" ] && [ "$(uci -q get shadowsocks-libev.ss_rules.redir_udp)" = "" ] && [ "$(uci -q get shadowsocks-libev.hi2.mode)" = "tcp_and_udp" ] && [ "$(uci -q get shadowsocks-libev.sss0.obfs)" != "1" ]; then
 			_log "Tunnel down use ShadowSocks for UDP"
 			uci -q set shadowsocks-libev.ss_rules.redir_udp='hi2'
 			if /etc/init.d/shadowsocks-libev rules_exist ; then