diff --git a/UpdateRootfs.sh.in b/UpdateRootfs.sh.in
index 26a41b3..212ef68 100644
--- a/UpdateRootfs.sh.in
+++ b/UpdateRootfs.sh.in
@@ -218,6 +218,21 @@ iface wlan0 inet dhcp
 EOF
 ) >> $GFA_PREFIX/etc/network/interfaces
 
+FIXINTERFACES=$(
+cat $GFA_PREFIX/etc/network/interfaces |
+awk '
+{
+# remove old version of resolv.conf filling
+if( ($1 == "post-up") && ($2 == "echo") && ($3 == "\"nameserver")) {
+    printf("\tdns-nameservers %s\n", substr($4,1,length($4) - 1));
+        } else {
+        printf("%s\n", $0);
+    }
+
+}'
+)
+echo  "$FIXINTERFACES" > $GFA_PREFIX/etc/network/interfaces
+
 if [ -e $GFA_PREFIX/etc/init.d/S98usb_g_ether ]
 then
 	cp $GFA_PREFIX/etc/init.d/S98usb_g_ether $GFA_PREFIX/etc/init.d/M98usb_g_ether
@@ -741,6 +756,21 @@ iface lo inet loopback
 EOF
 ) > \$GFA_PREFIX/etc/network/interfaces
 
+FIXINTERFACES=\$(
+cat \$GFA_PREFIX/etc/network/interfaces |
+awk '
+{
+# remove old version of resolv.conf filling
+if( (\$1 == "post-up") && (\$2 == "echo") && (\$3 == "\"nameserver")) {
+    printf("\tdns-nameservers %s\n", substr(\$4,1,length(\$4) - 1));
+        } else {
+        printf("%s\n", \$0);
+    }
+
+}'
+)
+echo  "\$FIXINTERFACES" > \$GFA_PREFIX/etc/network/interfaces
+
 awk -v par=\$INTERFACE '/^iface/ && \$2==par {f=1}/^iface/ && \$2!=par {f=0}f && !/^\s*#/d && !/^\s*\$/d  {print \$0 }' \$TMP_PATH/bu_cfg/interfaces \\
 >> \$GFA_PREFIX/etc/network/interfaces