diff --git a/mptcp/files/etc/init.d/mptcp b/mptcp/files/etc/init.d/mptcp
index 2cb8e2c32..c69c5d317 100755
--- a/mptcp/files/etc/init.d/mptcp
+++ b/mptcp/files/etc/init.d/mptcp
@@ -43,7 +43,7 @@ interface_multipath_settings() {
 	[ -z "$iface" ] && iface=$(ifstatus "$config" | jsonfilter -q -e '@["l3_device"]')
 
 	# Force scaling freq for RPI if USB is connected
-	[ -n "$(ubus call system board | jsonfilter -e '@.board_name' | grep raspberry)" ] && [ -n "$(echo $iface | grep usb)" ] {
+	[ -n "$(ubus call system board | jsonfilter -e '@.board_name' | grep raspberry)" ] && [ -n "$(echo $iface | grep usb)" ] && {
 		uci -q set openmptcprouter.settings.scaling_min_freq=$(uci -q get openmptcprouter.settings.scaling_max_freq)
 	}