diff --git a/Dockerfile b/Dockerfile
index 3cb9595..3cbb2e3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,43 +1,24 @@
-FROM alpine:3.6 AS builder
+FROM debian:bullseye-slim
+
+
+RUN export ARCH=$([[ "$(uname -m)" == "aarch64" ]] && echo "arm64" || echo "amd64")
+RUN apt-get update && apt upgrade -y && apt-get install curl bash -y && \
+curl -o /usr/local/bin/kubectl1.22 -L https://storage.googleapis.com/kubernetes-release/release/v1.22.0/bin/linux/${ARCH}/kubectl && \
+curl -o /usr/local/bin/kubectl1.21 -L https://storage.googleapis.com/kubernetes-release/release/v1.21.0/bin/linux/${ARCH}/kubectl && \
+curl -o /usr/local/bin/kubectl1.20 -L https://storage.googleapis.com/kubernetes-release/release/v1.20.0/bin/linux/${ARCH}/kubectl && \
+curl -o /usr/local/bin/kubectl1.19 -L https://storage.googleapis.com/kubernetes-release/release/v1.19.0/bin/linux/${ARCH}/kubectl && \
+curl -o /usr/local/bin/kubectl1.18 -L https://storage.googleapis.com/kubernetes-release/release/v1.18.0/bin/linux/${ARCH}/kubectl && \
+curl -o /usr/local/bin/kubectl1.17 -L https://storage.googleapis.com/kubernetes-release/release/v1.17.0/bin/linux/${ARCH}/kubectl && \
+curl -o /usr/local/bin/kubectl1.16 -L https://storage.googleapis.com/kubernetes-release/release/v1.16.0/bin/linux/${ARCH}/kubectl && \
+curl -o /usr/local/bin/kubectl1.15 -L https://storage.googleapis.com/kubernetes-release/release/v1.15.0/bin/linux/${ARCH}/kubectl && \
+curl -o /usr/local/bin/kubectl1.14 -L https://storage.googleapis.com/kubernetes-release/release/v1.14.0/bin/linux/${ARCH}/kubectl && \
+curl -o /usr/local/bin/kubectl1.13 -L https://storage.googleapis.com/kubernetes-release/release/v1.13.0/bin/linux/${ARCH}/kubectl && \
+curl -o /usr/local/bin/kubectl1.12 -L https://storage.googleapis.com/kubernetes-release/release/v1.12.0/bin/linux/${ARCH}/kubectl && \
+curl -o /usr/local/bin/kubectl1.11 -L https://storage.googleapis.com/kubernetes-release/release/v1.11.0/bin/linux/${ARCH}/kubectl && \
+curl -o /usr/local/bin/kubectl -L https://storage.googleapis.com/kubernetes-release/release/v1.10.0/bin/linux/${ARCH}/kubectl && \
+curl -o /usr/local/bin/kubectl1.6 -L https://storage.googleapis.com/kubernetes-release/release/v1.6.0/bin/linux/${ARCH}/kubectl && \
+apt-get purge curl -y && apt-get clean
 
-RUN apk update && apk add curl
-
-RUN export ARCH=$([[ "$(uname -m)" == "aarch64" ]] && echo "arm64" || echo "amd64") && \
-    curl -o kubectl1.22 -L https://storage.googleapis.com/kubernetes-release/release/v1.22.0/bin/linux/${ARCH}/kubectl && \
-    curl -o kubectl1.21 -L https://storage.googleapis.com/kubernetes-release/release/v1.21.0/bin/linux/${ARCH}/kubectl && \
-    curl -o kubectl1.20 -L https://storage.googleapis.com/kubernetes-release/release/v1.20.0/bin/linux/${ARCH}/kubectl && \
-    curl -o kubectl1.19 -L https://storage.googleapis.com/kubernetes-release/release/v1.19.0/bin/linux/${ARCH}/kubectl && \
-    curl -o kubectl1.18 -L https://storage.googleapis.com/kubernetes-release/release/v1.18.0/bin/linux/${ARCH}/kubectl && \
-    curl -o kubectl1.17 -L https://storage.googleapis.com/kubernetes-release/release/v1.17.0/bin/linux/${ARCH}/kubectl && \
-    curl -o kubectl1.16 -L https://storage.googleapis.com/kubernetes-release/release/v1.16.0/bin/linux/${ARCH}/kubectl && \
-    curl -o kubectl1.15 -L https://storage.googleapis.com/kubernetes-release/release/v1.15.0/bin/linux/${ARCH}/kubectl && \
-    curl -o kubectl1.14 -L https://storage.googleapis.com/kubernetes-release/release/v1.14.0/bin/linux/${ARCH}/kubectl && \
-    curl -o kubectl1.13 -L https://storage.googleapis.com/kubernetes-release/release/v1.13.0/bin/linux/${ARCH}/kubectl && \
-    curl -o kubectl1.12 -L https://storage.googleapis.com/kubernetes-release/release/v1.12.0/bin/linux/${ARCH}/kubectl && \
-    curl -o kubectl1.11 -L https://storage.googleapis.com/kubernetes-release/release/v1.11.0/bin/linux/${ARCH}/kubectl && \
-    curl -o kubectl1.10 -L https://storage.googleapis.com/kubernetes-release/release/v1.10.0/bin/linux/${ARCH}/kubectl && \
-    curl -o kubectl1.6 -L https://storage.googleapis.com/kubernetes-release/release/v1.6.0/bin/linux/${ARCH}/kubectl
-
-
-FROM alpine:3.15.6
-
-RUN apk --no-cache update && apk upgrade && apk add --update bash
-
-#copy all versions of kubectl to switch between them later.
-COPY --from=builder kubectl1.22 /usr/local/bin/
-COPY --from=builder kubectl1.21 /usr/local/bin/
-COPY --from=builder kubectl1.20 /usr/local/bin/
-COPY --from=builder kubectl1.19 /usr/local/bin/
-COPY --from=builder kubectl1.18 /usr/local/bin/
-COPY --from=builder kubectl1.17 /usr/local/bin/
-COPY --from=builder kubectl1.16 /usr/local/bin/
-COPY --from=builder kubectl1.15 /usr/local/bin/
-COPY --from=builder kubectl1.14 /usr/local/bin/
-COPY --from=builder kubectl1.13 /usr/local/bin/
-COPY --from=builder kubectl1.12 /usr/local/bin/
-COPY --from=builder kubectl1.11 /usr/local/bin/
-COPY --from=builder kubectl1.10 /usr/local/bin/kubectl
-COPY --from=builder kubectl1.6 /usr/local/bin/
 
 RUN chmod +x /usr/local/bin/kubectl \
     /usr/local/bin/kubectl1.6 \
@@ -59,9 +40,9 @@ WORKDIR /
 ADD cf-deploy-kubernetes.sh /cf-deploy-kubernetes
 ADD template.sh /template.sh
 
-RUN adduser -D -h /home/cfu -s /bin/bash cfu \
+RUN adduser --disabled-password --home /home/cfu --shell /bin/bash cfu \
     && chgrp -R $(id -g cfu) /cf-deploy-kubernetes /usr/local/bin /template.sh \
     && chmod -R g+rwX /cf-deploy-kubernetes /usr/local/bin /template.sh
 USER cfu
-
+#
 CMD ["bash"]
diff --git a/service.yaml b/service.yaml
index f8549eb..b047b18 100644
--- a/service.yaml
+++ b/service.yaml
@@ -1 +1 @@
-version: 16.1.11
+version: 16.1.12