diff --git a/update.sh b/update.sh
new file mode 100755
index 0000000..c2650f2
--- /dev/null
+++ b/update.sh
@@ -0,0 +1,8 @@
+pushd ~/ip_lists/
+git pull
+cat ~/domain_resolver/ips_out.txt ~/ip_lists/blocklist.txt | sort | uniq > ~/ip_lists/tmp
+mv tmp blocklist.txt
+git add blocklist.txt
+git commit -m "Auto-update"
+git push
+popd