diff --git a/xmppc/files/etc/hotplug.d/iface/91-icwmp_xmpp b/xmppc/files/etc/hotplug.d/iface/91-icwmp_xmpp
index 10610a2c8..bbce901f6 100644
--- a/xmppc/files/etc/hotplug.d/iface/91-icwmp_xmpp
+++ b/xmppc/files/etc/hotplug.d/iface/91-icwmp_xmpp
@@ -2,20 +2,20 @@
 
 [ -f /etc/config/xmpp ] || exit 0
 
-[ "$ACTION" == "ifup" ] || exit 0
-[ "$INTERFACE" == "loopback" ] && exit 0
+[ "$ACTION" = "ifup" ] || exit 0
+[ "$INTERFACE" = "loopback" ] && exit 0
 
-local defwan=$(uci -q get cwmp.cpe.default_wan_interface)
-[ -n "$defwan" -a "$(uci -q get network.$defwan)" == "interface" -a "$defwan" != "$INTERFACE" ] && exit 0
+DEFWAN=$(uci -q get cwmp.cpe.default_wan_interface)
+[ -n "$DEFWAN" -a "$(uci -q get network.${DEFWAN})" = "interface" -a "$DEFWAN" != "$INTERFACE" ] && exit 0
 
-local islan="$(uci -q get network.$INTERFACE.is_lan)"
-[ "$islan" == "1" ] && exit 0
+ISLAN="$(uci -q get network.${INTERFACE}.is_lan)"
+[ "$ISLAN" = "1" ] && exit 0
 
-local proto="$(uci -q get network.$INTERFACE.proto)"
-[ "$proto" == "none" ] && exit 0
+PROTO="$(uci -q get network.${INTERFACE}.proto)"
+[ "$PROTO" = "none" ] && exit 0
 
-local ifname="$(uci -q get network.$INTERFACE.ifname)"
-[ "${ifname:0:1}" == "@" ] && exit 0
+IFNAME="$(uci -q get network.${INTERFACE}.ifname)"
+[ "${IFNAME:0:1}" = "@" ] && exit 0
 
 /etc/init.d/xmppc reload &