diff --git a/Dockerfile b/Dockerfile
index de4562d..0643930 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,20 +1,18 @@
 FROM debian:stable
 
 # APT-cache for all
-RUN sed -i 's@deb.debian.org@apt-cache.lan/deb.debian.org@g' /etc/apt/sources.list
-RUN sed -i 's@security.debian.org@apt-cache.lan/security.debian.org@g' /etc/apt/sources.list
-RUN echo 'deb-src http://apt-cache.lan/deb.debian.org/debian stable main' > /etc/apt/sources.list.d/src.list
+RUN sed -i 's@deb.debian.org@apt-cache.lan/deb.debian.org@g' /etc/apt/sources.list && \
+	sed -i 's@security.debian.org@apt-cache.lan/security.debian.org@g' /etc/apt/sources.list && \
+    echo 'deb-src http://apt-cache.lan/deb.debian.org/debian stable main' > /etc/apt/sources.list.d/src.list
 
-RUN apt-get update 
-RUN apt-get install -y \
+RUN apt-get update -y &&\
+	apt-get install -y \
 	procps build-essential dpkg-dev dpkg-cross \
-	devscripts make ccache distcc
-RUN	apt-get build-dep -y linux-source
-	
-#Cleanups	
-RUN apt-get remove --purge -y exim*
-RUN apt-get autoremove --purge -y
-RUN apt-get clean -y && \ 
+	devscripts make ccache distcc && \
+	apt-get build-dep -y linux-source && \
+	apt-get remove --purge -y exim* && \
+	apt-get autoremove --purge -y && \
+	apt-get clean -y && \ 
 	rm -rf /var/lib/apt/lists/* && \
 	rm -rf /var/cache/apt/*