diff --git a/Dockerfile b/Dockerfile
index 2ea1ee4..b336ddb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,4 @@
 FROM debian:latest
-RUN apt-get update
-RUN apt-get upgrade -y
-RUN apt-get install -y python3-all python3-dev python3-pip python3-venv python3-apt apt-file dpkg-dev fakeroot build-essential devscripts debhelper dh-python python3-wheel sed lsb-release gnupg2 curl jq git python3-git rsync
-RUN apt-file update
+RUN apt-get update && apt-get install --no-install-recommends -y python3-all python3-dev python3-pip python3-venv python3-apt apt-file dpkg-dev fakeroot build-essential devscripts debhelper dh-python python3-wheel sed lsb-release gnupg2 curl jq git python3-git rsync && apt-get clean && rm -rf /var/lib/apt/lists/* && apt-file update
 RUN python3 -m pip install wheel2deb pylint pytest flake8 flake8-junit-report pylint-junit junitparser
-RUN git clone https://gitea.zionetrix.net/bn8/gitdch.git /usr/local/src/gitdch
-RUN ln -s /usr/local/src/gitdch/gitdch /usr/local/bin/gitdch
+RUN git clone https://gitea.zionetrix.net/bn8/gitdch.git /usr/local/src/gitdch && ln -s /usr/local/src/gitdch/gitdch /usr/local/bin/gitdch