diff --git a/luci-app-openmptcprouter/root/etc/hotplug.d/net/99-omr-rename b/luci-app-openmptcprouter/root/etc/hotplug.d/net/99-omr-rename
index 02d204117..9d741c683 100644
--- a/luci-app-openmptcprouter/root/etc/hotplug.d/net/99-omr-rename
+++ b/luci-app-openmptcprouter/root/etc/hotplug.d/net/99-omr-rename
@@ -34,7 +34,7 @@ _set_intf_name() {
 					}
 					ip link set ${INTERFACE} name ${ifname} 2>&1 >/dev/null
 					ip link set ${ifname} up 2>&1 >/dev/null
-					[ "$existif" = "1" ] && ip link set ${ifname}tmp ${$INTERFACE} 2>&1 >/dev/null
+					[ "$existif" = "1" ] && ip link set ${ifname}tmp ${INTERFACE} 2>&1 >/dev/null
 				fi
 			fi
 		elif [ -f /dev/${DEVICE_NAME} ] && [ -n "$MODALIAS" ] && [ "$modalias" = "$MODALIAS" ]; then
@@ -54,7 +54,7 @@ _set_intf_name() {
 		}
 		ip link set ${INTERFACE} name ${ifname} 2>&1 >/dev/null
 		ip link set ${ifname} up 2>&1 >/dev/null
-		[ "$existif" = "1" ] && ip link set ${ifname}tmp ${$INTERFACE} 2>&1 >/dev/null
+		[ "$existif" = "1" ] && ip link set ${ifname}tmp ${INTERFACE} 2>&1 >/dev/null
 	}
 }