diff --git a/charts/clearml-agent/README.md.gotmpl b/charts/clearml-agent/README.md.gotmpl
index 4e71ed8..be6c6a9 100644
--- a/charts/clearml-agent/README.md.gotmpl
+++ b/charts/clearml-agent/README.md.gotmpl
@@ -31,7 +31,7 @@ Changing values on existing installation can be done with:
 helm upgrade clearml-agent allegroai/clearml-agent --version <CURRENT CHART VERSION> -f custom_values.yaml
 ```
 
-### Major upgrade from 5.* to 6.*
+### Major upgrade from 3.* to 4.*
 
 Before issuing helm upgrade: