diff --git a/Dockerfile b/Dockerfile
index e30663c..f820037 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM --platform=linux/amd64 alpine/helm:3.14.4
+FROM --platform=linux/amd64 alpine/helm:3.22.0@sha256:70ed3f7b02ab2eee12aa520ad6870305db8a82516b07aff62f5656c657a26e2a
 # 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