diff --git a/Dockerfile b/Dockerfile
index e30663c..4147969 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM --platform=linux/amd64 alpine/helm:3.14.4
+FROM --platform=linux/amd64 alpine/helm:4.2.2@sha256:ee6fe3e96d9f8ea8dd1af9ecd7bbb3e233616a25f145392376f020fd2a51eb33
 # Helm supported version along with K8 version: https://helm.sh/docs/topics/version_skew/
 # List of Helm images: https://hub.docker.com/r/alpine/helm/tags