diff --git a/Dockerfile b/Dockerfile
index 82c2fadd..73d75c44 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -43,7 +43,7 @@ RUN pip install ./dist/syn_commodore-*-py3-none-any.whl
 
 ARG KUSTOMIZE_VERSION=5.8.1
 ARG JSONNET_BUNDLER_VERSION=v0.6.3
-ARG HELM_VERSION=v4.2.0
+ARG HELM_VERSION=v4.2.1
 
 RUN commodore tool install helm --version ${HELM_VERSION} \
  && commodore tool install kustomize --version ${KUSTOMIZE_VERSION} \