diff --git a/Dockerfile b/Dockerfile
index 393556b..638b643 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,5 +6,6 @@ ARG HELM_VERSION=v2.9.0
 
 RUN apk add --no-cache curl tar gzip
 
-RUN curl https://storage.googleapis.com/kubernetes-helm/helm-$HELM_VERSION-linux-amd64.tar.gz --output helm-$HELM_VERSION-linux-amd64.tar.gz --silent && \
-tar -zxvf helm-$HELM_VERSION-linux-amd64.tar.gz
\ No newline at end of file
+ENV HELM_FILE=helm-$HELM_VERSION-linux-amd64.tar.gz
+
+RUN curl https://storage.googleapis.com/kubernetes-helm/helm-$HELM_VERSION-linux-amd64.tar.gz | tar xz
\ No newline at end of file