diff --git a/README.md b/README.md
index 5735c46..63aa092 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,9 @@
+**THIS REPOSITORY HAS BEEN ARCHIVED**
+
+Please, see the new instances using [WfFormat](https://github.com/wfcommons/WfFormat) in the new [WfInstances](https://github.com/wfcommons/WfInstances) repository.
+
+---
+
 ![Build](https://github.com/wfcommons/pegasus-instances/workflows/Build/badge.svg)
 [![DOI](https://zenodo.org/badge/74868669.svg)](https://zenodo.org/badge/latestdoi/74868669)