diff --git a/source/ciao-cluster-setup.rst b/source/ciao-cluster-setup.rst
index eb8fe634..fda12aad 100644
--- a/source/ciao-cluster-setup.rst
+++ b/source/ciao-cluster-setup.rst
@@ -453,7 +453,7 @@ Reset your cluster
 First you should delete all instances with the `ciao-cli`_ command line
 tool::
 
-  $ ciao-cli -delete-instance -all-instances
+  $ ciao-cli instance delete -all
 
 On your scheduler node, run the following command::