diff --git a/README.md b/README.md
index cecbe52..c694d0d 100644
--- a/README.md
+++ b/README.md
@@ -42,7 +42,7 @@ version of the chart must be in sync with the `values.yaml`. Newer *minor* versi
 versions can break something!
 
 ```bash
-CHART_VERSION=0.3.1
+CHART_VERSION=0.4.0
 helm show values prometheus-exporters/prometheus-fail2ban-exporter --version "${CHART_VERSION}" > values.yaml
 ```