diff --git a/scripts/rescan_olds.sh b/scripts/rescan_olds.sh
new file mode 100644
index 0000000..c96dac1
--- /dev/null
+++ b/scripts/rescan_olds.sh
@@ -0,0 +1,6 @@
+# Rescan everything that hasn't been scanned in a while
+awk -F';' '$8 < $(date -d "6 months ago" "+%s")' torrents.csv | cut -d ';' -f1 > hashes_to_rescan
+grep -vFf hashes_to_rescan infohashes_scanned.txt > new_infohashes_scanned
+rm hashes_to_rescan
+mv new_infohashes_scanned infohashes_scanned.txt
+