diff --git a/multibackup b/multibackup
index f007871..6112b14 100644
--- a/multibackup
+++ b/multibackup
@@ -143,7 +143,7 @@ for folder_to_backup in "${folders_to_backup[@]}"; do
 
     # Remove old backups
     if [[ ! -z "${backup_retention}" ]]; then
-      find "${absolute_backup_destination}/" -maxdepth 1 -mtime "${backup_retention}" -type f -exec rm -rf {} \;
+      find "${absolute_backup_destination}/" -daystart -maxdepth 1 -mtime "${backup_retention}" -type f -exec rm -rf {} \;
     fi
   else
     # Doesn't exist => skip