diff --git a/README.md b/README.md
index 9766bbe..19be4b9 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,10 @@
 # Base Image for Kubernetes Administration
 
+## Build Image
+
+`docker-compose -f dist/alpine/docker-compose.yml --env-file \
+    config/example.env build --no-cache`
+
 ## Launch locally
 
 
@@ -8,4 +13,4 @@
 
 ## Notes
 
-https://hub.docker.com/r/vathes/k8s-admin
\ No newline at end of file
+https://hub.docker.com/r/vathes/k8s-admin
diff --git a/config/example.env b/config/example.env
index 292febe..9bdd613 100644
--- a/config/example.env
+++ b/config/example.env
@@ -1,5 +1,2 @@
-# KOPS_VERSION=1.14.0-beta.2
-# HELM_VERSION=v2.14.1
-
-KOPS_VERSION=v1.18.0
-HELM_VERSION=v3.3.0
\ No newline at end of file
+KOPS_VERSION=v1.21.1
+HELM_VERSION=v3.7.0
diff --git a/dist/alpine/Dockerfile b/dist/alpine/Dockerfile
index 364078d..259b0fb 100644
--- a/dist/alpine/Dockerfile
+++ b/dist/alpine/Dockerfile
@@ -2,16 +2,15 @@ FROM python:3.8-alpine3.12 as k8s_build
 ARG KOPS_VERSION
 ARG HELM_VERSION
 RUN \
-	mkdir /main && \
+	set -x; > /etc/inittab && mkdir /main && \
 	apk update && \
 	# export functions, for download, json parsing, ssh keygen, api keygen
-	apk add --no-cache bash curl jq openssh openssl && \
+	apk add --no-cache bash curl jq openssh openssl util-linux bind-tools && \
 	# for aws cli, yaml parsing
 	pip install awscli --upgrade --user --no-cache-dir && \
-	# YQ (last verified was 3.4.0)
-	curl -L $(echo "https://github.com/mikefarah/yq/releases/download/\
-		$(curl https://api.github.com/repos/mikefarah/yq/releases/latest | jq -r '.tag_name')/\
-		yq_linux_amd64" | tr -d '\n' | tr -d '\t') -o /usr/local/bin/yq && \
+	# YQ (v4 needs migration)
+	curl -L "https://github.com/mikefarah/yq/releases/download/3.4.1/yq_linux_amd64" \
+		-o /usr/local/bin/yq && \
 	chmod +x /usr/local/bin/yq && \
 	# KOPS
 	curl -L $(echo "https://github.com/kubernetes/kops/releases/download/${KOPS_VERSION}\
@@ -54,4 +53,4 @@ ENV PATH "/root/.local/bin:$PATH"
 WORKDIR /main
 VOLUME /main
 SHELL ["/bin/bash", "-lc"]
-CMD ["/bin/bash"]
\ No newline at end of file
+CMD ["/bin/bash"]
diff --git a/dist/alpine/docker-compose.yml b/dist/alpine/docker-compose.yml
index 1182ed1..46a4c80 100644
--- a/dist/alpine/docker-compose.yml
+++ b/dist/alpine/docker-compose.yml
@@ -15,4 +15,4 @@ services:
         echo "$$0 running...";
         echo "PATH: '$$PATH'";
         tail -f /dev/null;
-    
\ No newline at end of file
+