diff --git a/ffrn-remove-old-vlan/files/lib/gluon/upgrade/100-ffrn-remove-old-vlan b/ffrn-remove-old-vlan/files/lib/gluon/upgrade/100-ffrn-remove-old-vlan
index ef61cd82f5630b2f639f919ba007b80d6f2123c3..1081496b4b7c83675f3227d13c12fd510d7f72a5 100755
--- a/ffrn-remove-old-vlan/files/lib/gluon/upgrade/100-ffrn-remove-old-vlan
+++ b/ffrn-remove-old-vlan/files/lib/gluon/upgrade/100-ffrn-remove-old-vlan
@@ -1,3 +1,3 @@
 #!/bin/sh
 
-sed -e "/config interface 'mesh_radio0_vlan'/,+4d" /etc/config/network
+sed -ie "/config interface 'mesh_radio0_vlan'/ { N;N;N;N;N; d; }" /etc/config/network