diff --git a/modemmanager/files/25-modemmanager-net b/modemmanager/files/25-modemmanager-net
index e87231e31..aad9852df 100644
--- a/modemmanager/files/25-modemmanager-net
+++ b/modemmanager/files/25-modemmanager-net
@@ -8,6 +8,9 @@
 # We require a interface name
 [ -n "${INTERFACE}" ] || exit
 
+[ -n "$(echo ${INTERFACE} | grep -i sqm)" ] && exit
+[ ! -f /sys${DEVPATH} ] && exit
+
 # Always make sure the rundir exists
 mkdir -m 0755 -p "${MODEMMANAGER_RUNDIR}"