diff --git a/openmptcprouter/files/etc/uci-defaults/2090-omr-wwan b/openmptcprouter/files/etc/uci-defaults/2090-omr-wwan
index f5e17afa7..42d8f2555 100755
--- a/openmptcprouter/files/etc/uci-defaults/2090-omr-wwan
+++ b/openmptcprouter/files/etc/uci-defaults/2090-omr-wwan
@@ -3,8 +3,9 @@
 if [ "$(grep usbmode /etc/rc.local)" = "" ]; then
 	sed -i 's:exit 0::g' /etc/rc.local
 	cat <<-EOF >> /etc/rc.local
+		/bin/sleep 5
 		/sbin/usbmode -l
-		/bin/sleep 2
+		/bin/sleep 3
 		/sbin/usbmode -s
 		exit 0
 	EOF