diff --git a/README.md b/README.md
index 3bfa3e4..3962a77 100644
--- a/README.md
+++ b/README.md
@@ -59,9 +59,10 @@ Please look at our wiki to [Get started](https://github.com/psy0rz/zfs_autobacku
 
 Or read the [Full manual](https://github.com/psy0rz/zfs_autobackup/wiki/Manual)
 
-# Sponsor list
+# Tips
 
-This project was sponsorred by:
+To release files that are blocked, use this command if you want to delete
 
-* JetBrains (Provided me with a license for their whole professional product line, https://www.jetbrains.com/pycharm/ )
-* [DatuX](https://www.datux.nl) 
+```sh
+zfs list -t snap -o name | grep <dataset> | xargs -n 1 zfs release -r zfs_autobackup:offsite1
+```