diff --git a/build-tgr.sh b/build-tgr.sh
index 01560a3..b7858cb 100755
--- a/build-tgr.sh
+++ b/build-tgr.sh
@@ -49,8 +49,8 @@ openssl rsa -in target/keys/signingkey.pem -outform PEM -pubout -out target/keys
 cp target/keys/signingpub.pem target/overlay/pub.pem
 
 echo "[+] Generating sample update package"
-mkdir -p home/update
-echo "sample update" > home/update/sample.txt
+mkdir -p home/upgrade
+echo "sample update" > home/upgrade/sample.txt
 tar -cvf update.tar home
 openssl dgst -sha256 -sign target/keys/signingkey.pem -out update.tar.sig update.tar
 cat update.tar > update.tar.cc
diff --git a/conf/etc/network/interfaces b/conf/etc/network/interfaces
index 193c0a0..81ef206 100644
--- a/conf/etc/network/interfaces
+++ b/conf/etc/network/interfaces
@@ -2,8 +2,8 @@ auto lo
 iface lo inet loopback
 
 auto eth0
-    pre-up sleep 10
     iface eth0 inet dhcp
+    pre-up sleep 20
 
 auto ap0
     iface ap0 inet static
diff --git a/update/update.sh b/update/update.sh
index d7b08b0..1e141bd 100755
--- a/update/update.sh
+++ b/update/update.sh
@@ -34,9 +34,9 @@ then
         /bin/echo "[+] Signature is valid!"
         /bin/echo "[+] Upgrading..."
         /bin/tar -xvf $file -C /
-        /bin/rm $file /tmp/sig
+        /bin/rm /tmp/sig
         /bin/echo "[+] Done"
 else
         /bin/echo "[-] Signature error, exiting..."
-        /bin/rm $file /tmp/sig
+        /bin/rm /tmp/sig
 fi