diff --git a/pure-ftpd/Dockerfile b/pure-ftpd/Dockerfile
index e3341b3..7a74fa2 100644
--- a/pure-ftpd/Dockerfile
+++ b/pure-ftpd/Dockerfile
@@ -5,8 +5,11 @@
 FROM debian:jessie
 MAINTAINER kev <noreply@datageek.info>
 
-RUN apt-get update && apt-get install -y pure-ftpd && rm -rf /var/lib/apt/lists/*
-RUN groupadd ftpgroup && useradd -g ftpgroup -m ftpuser
+RUN apt-get update \
+    && apt-get install -y pure-ftpd \
+    && rm -rf /var/lib/apt/lists/* \
+    && groupadd ftpgroup \
+    && useradd -g ftpgroup -m ftpuser
 
 EXPOSE 21
 VOLUME /home/ftpuser /etc/pure-ftpd