diff --git a/Dockerfile b/Dockerfile
index 0a819f1190ae662fa31d1a99fc7204c171a951b3..c58b54e890f7ab9bcbd13ec20dcc8a280939b013 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,12 +1,11 @@
-ARG ALPINE_VERSION
-
-FROM alpine:${ALPINE_VERSION}
+FROM alpine:3.8
 
 LABEL com.example.vendor="LakeDrops" \
       maintainer="juergen.haas@lakedrops.com" \
       version="1.5.0" \
       description="An image for GitLab runner to build and test Drupal projects."
 
+ARG ALPINE_VERSION
 ARG PHP_VERSION
 ARG compose_version=1.21.2
 ARG glibc_version=2.28-r0
@@ -42,17 +41,7 @@ RUN echo 'hosts: files dns' > /etc/nsswitch.conf && \
     echo "StrictHostKeyChecking no" >> /root/.ssh/config && \
     \
     apk update && \
-    apk add --no-cache openssh wget make patch bash fish python git unzip \
-        php7 php7-phar php7-json php7-dom php7-gd php7-mbstring php7-openssl \
-        php7-pdo php7-curl php7-xml php7-zip php7-session php7-ctype php7-iconv \
-        php7-bcmath && \
-    if [ "${PHP_VERSION}" = "7.0" ]; then \
-      echo "no extra packages required" ; \
-    else \
-      apk add --no-cache php7-tokenizer php7-simplexml php7-xmlwriter ; \
-    fi && \
-    \
-    sed -i -e 's/memory_limit = 128M/memory_limit = -1/g' /etc/php7/php.ini && \
+    apk add --no-cache openssh wget make patch bash fish python git git-lfs unzip && \
     \
     wget -q https://alpine-pkgs.sgerrand.com/sgerrand.rsa.pub -O /etc/apk/keys/sgerrand.rsa.pub && \
     wget -q https://github.com/sgerrand/alpine-pkg-glibc/releases/download/${glibc_version}/glibc-${glibc_version}.apk && \
@@ -63,8 +52,6 @@ RUN echo 'hosts: files dns' > /etc/nsswitch.conf && \
     ln -s /usr/lib/libgcc_s.so.1 /lib/libgcc_s.so.1 && \
     ln -s /lib/libgcc_s.so.1 /usr/glibc-compat/lib/ && \
     \
-    ln -s /usr/bin/php7 /usr/local/bin/php && \
-    \
     wget -q https://github.com/ahoy-cli/ahoy/releases/download/2.0.0/ahoy-bin-`uname -s`-amd64 -O /usr/local/bin/ahoy && \
     chmod +x /usr/local/bin/ahoy && \
     \
@@ -73,7 +60,6 @@ RUN echo 'hosts: files dns' > /etc/nsswitch.conf && \
     \
     wget -q https://getcomposer.org/composer.phar -O /usr/local/bin/composer && \
     chmod +x /usr/local/bin/composer && \
-    composer selfupdate && \
     \
     git clone https://github.com/tj/git-extras.git && \
     cd git-extras && \
@@ -82,6 +68,27 @@ RUN echo 'hosts: files dns' > /etc/nsswitch.conf && \
     cd .. && \
     rm -rf git-extras && \
     \
+    cp /etc/apk/repositories /etc/apk/repositories.org && \
+    echo "http://dl-cdn.alpinelinux.org/alpine/v${ALPINE_VERSION}/main" > /etc/apk/repositories && \
+    echo "http://dl-cdn.alpinelinux.org/alpine/v${ALPINE_VERSION}/community" >> /etc/apk/repositories && \
+    apk update && \
+    apk add --no-cache \
+        php7 php7-phar php7-json php7-dom php7-gd php7-mbstring php7-openssl \
+        php7-pdo php7-curl php7-xml php7-zip php7-session php7-ctype php7-iconv \
+        php7-bcmath && \
+    if [ "${PHP_VERSION}" = "7.0" ]; then \
+      echo "no extra packages required" ; \
+    else \
+      apk add --no-cache php7-tokenizer php7-simplexml php7-xmlwriter ; \
+    fi && \
+    rm /etc/apk/repositories && \
+    mv /etc/apk/repositories.org /etc/apk/repositories && \
+    apk update && \
+    \
+    sed -i -e 's/memory_limit = 128M/memory_limit = -1/g' /etc/php7/php.ini && \
+    ln -s /usr/bin/php7 /usr/local/bin/php && \
+    \
+    composer selfupdate && \
     composer global require "hirak/prestissimo:^0.3" && \
     \
     ln -s /usr/local/bin/ahoy /usr/local/bin/a && \
diff --git a/bin/Dockerfile b/bin/Dockerfile
deleted file mode 100644
index 2947641097c633c79a1800fe7b581d9b5099faa4..0000000000000000000000000000000000000000
--- a/bin/Dockerfile
+++ /dev/null
@@ -1,117 +0,0 @@
-FROM alpine:3.5
-
-LABEL com.example.vendor="LakeDrops" \
-      maintainer="juergen.haas@lakedrops.com" \
-      version="1.4.0" \
-      description="An image for GitLab runner to build and test Drupal projects."
-
-ARG compose_version=1.21.2
-ARG glibc_version=2.28-r0
-
-RUN apk add --no-cache \
-		ca-certificates
-
-# set up nsswitch.conf for Go's "netgo" implementation (which Docker explicitly uses)
-# - https://github.com/docker/docker-ce/blob/v17.09.0-ce/components/engine/hack/make.sh#L149
-# - https://github.com/golang/go/blob/go1.9.1/src/net/conf.go#L194-L275
-# - docker run --rm debian:stretch grep '^hosts:' /etc/nsswitch.conf
-RUN [ ! -e /etc/nsswitch.conf ] && echo 'hosts: files dns' > /etc/nsswitch.conf
-
-ENV DOCKER_CHANNEL stable
-ENV DOCKER_VERSION 18.06.1-ce
-# TODO ENV DOCKER_SHA256
-# https://github.com/docker/docker-ce/blob/5b073ee2cf564edee5adca05eee574142f7627bb/components/packaging/static/hash_files !!
-# (no SHA file artifacts on download.docker.com yet as of 2017-06-07 though)
-
-RUN set -eux; \
-	\
-# this "case" statement is generated via "update.sh"
-	apkArch="$(apk --print-arch)"; \
-	case "$apkArch" in \
-		x86_64) dockerArch='x86_64' ;; \
-		armhf) dockerArch='armel' ;; \
-		aarch64) dockerArch='aarch64' ;; \
-		ppc64le) dockerArch='ppc64le' ;; \
-		s390x) dockerArch='s390x' ;; \
-		*) echo >&2 "error: unsupported architecture ($apkArch)"; exit 1 ;;\
-	esac; \
-	\
-	apk add --no-cache \
-  		ca-certificates \
-  		curl \
-      openssl; \
-	\
-	if ! curl -fSL "https://download.docker.com/linux/static/${DOCKER_CHANNEL}/${dockerArch}/docker-${DOCKER_VERSION}.tgz" -o docker.tgz; then \
-		echo >&2 "error: failed to download 'docker-${DOCKER_VERSION}' from '${DOCKER_CHANNEL}' for '${dockerArch}'"; \
-		exit 1; \
-	fi; \
-	\
-	tar --extract \
-		--file docker.tgz \
-		--strip-components 1 \
-		--directory /usr/local/bin/ \
-	; \
-	rm docker.tgz; \
-	\
-	dockerd --version; \
-	docker --version
-
-COPY modprobe.sh /usr/local/bin/modprobe
-COPY docker-entrypoint.sh /usr/local/bin/
-COPY drush.sh /usr/local/bin/drush
-COPY node /usr/local/bin/node
-COPY npm /usr/local/bin/npm
-COPY volume.php /usr/local/bin/volume.php
-COPY gulp /usr/local/bin/gulp
-COPY backstop /usr/local/bin/backstop
-
-ENTRYPOINT ["docker-entrypoint.sh"]
-CMD ["sh"]
-
-RUN mkdir -p /root/.ssh && \
-    echo "StrictHostKeyChecking no" >> /root/.ssh/config && \
-    \
-    apk update && \
-    apk add --no-cache curl openssl openssh ca-certificates wget make patch \
-        bash fish python git unzip \
-        php7 php7-phar php7-json php7-dom php7-gd php7-mbstring php7-openssl \
-        php7-pdo php7-curl php7-xml php7-zip php7-session php7-ctype php7-iconv php7-bcmath && \
-    \
-    sed -i -e 's/memory_limit = 128M/memory_limit = -1/g' /etc/php7/php.ini && \
-    \
-    wget -q https://alpine-pkgs.sgerrand.com/sgerrand.rsa.pub -O /etc/apk/keys/sgerrand.rsa.pub && \
-    wget -q https://github.com/sgerrand/alpine-pkg-glibc/releases/download/${glibc_version}/glibc-${glibc_version}.apk && \
-    apk add --no-cache glibc-${glibc_version}.apk && \
-    rm glibc-${glibc_version}.apk && \
-    ln -s /lib/libz.so.1 /usr/glibc-compat/lib/ && \
-    ln -s /lib/libc.musl-x86_64.so.1 /usr/glibc-compat/lib && \
-    ln -s /usr/lib/libgcc_s.so.1 /lib/libgcc_s.so.1 && \
-    ln -s /lib/libgcc_s.so.1 /usr/glibc-compat/lib/ && \
-    \
-    ln -s /usr/bin/php7 /usr/local/bin/php && \
-    \
-    wget -q https://github.com/ahoy-cli/ahoy/releases/download/2.0.0/ahoy-bin-`uname -s`-amd64 -O /usr/local/bin/ahoy && \
-    chmod +x /usr/local/bin/ahoy && \
-    \
-    wget -q https://github.com/docker/compose/releases/download/${compose_version}/docker-compose-`uname -s`-`uname -m` -O /usr/local/bin/docker-compose && \
-    chmod +x /usr/local/bin/docker-compose && \
-    \
-    wget -q https://getcomposer.org/composer.phar -O /usr/local/bin/composer && \
-    chmod +x /usr/local/bin/composer && \
-    composer selfupdate 1.5.0 && \
-    \
-    git clone https://github.com/tj/git-extras.git && \
-    cd git-extras && \
-    git checkout $(git describe --tags $(git rev-list --tags --max-count=1)) && \
-    make install && \
-    cd .. && \
-    rm -rf git-extras && \
-    \
-    composer global require "hirak/prestissimo:^0.3" && \
-    \
-    ln -s /usr/local/bin/ahoy /usr/local/bin/a && \
-    ln -s /usr/local/bin/composer /usr/local/bin/c && \
-    ln -s /usr/local/bin/docker-compose /usr/local/bin/d-c && \
-    ln -s /usr/local/bin/drush /usr/local/bin/d
-
-ENV LAKEDROPS_DEV_DC_OPTIONS "-T"
diff --git a/bin/backstop b/bin/backstop
index 5e551d1502cff1a12b4699ee059672e86eb5823e..9ceef1ecf549697e4812580776c7b200ea617c39 100755
--- a/bin/backstop
+++ b/bin/backstop
@@ -1,4 +1,5 @@
 #!/bin/bash
 
 export $(cat .env | xargs)
+cd tests/backstop
 docker run --rm -t -v $(php /usr/local/bin/volume.php) -w $PWD --network=traefik_${COMPOSE_PROJECT_NAME} backstopjs/backstopjs "$@"