diff --git a/backup.sh b/backup.sh
new file mode 100755
index 0000000..1cba218
--- /dev/null
+++ b/backup.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+
+while true; do
+	sleep 30m
+	cp db.sqlite3 db.sqlite3.$(date +'%Y%m%d%H%M')
+	ls
+done