diff --git a/README.rst b/README.rst
index c8ea358..7f4f1d5 100644
--- a/README.rst
+++ b/README.rst
@@ -15,7 +15,7 @@ Requirements
 ============
 
 - Chef 15 or higher
-- Chef Workstation 20.8.111 for testing (also includes Berkshelf for cookbook
+- Chef Workstation 21.2.303 for testing (also includes Berkshelf for cookbook
   dependency resolution)
 
 Platforms