diff --git a/run.sh b/run.sh
index 24ffa31..5e92329 100755
--- a/run.sh
+++ b/run.sh
@@ -5,3 +5,6 @@ node ./delete.js
 
 mkdir -p "backup/$(date +'%Y-%m-%d %H-%M_%S')"
 cp output-*.json "backup/$(date +'%Y-%m-%d %H-%M_%S')/"
+
+# Delete backups older than 7 days
+find ./backup -type d -mtime +7 | xargs -I "{}" rm -rv "{}"