diff --git a/Dockerfiles/sonarr/Dockerfile b/Dockerfiles/sonarr/Dockerfile
index bf5d9a2..8c29ea1 100644
--- a/Dockerfiles/sonarr/Dockerfile
+++ b/Dockerfiles/sonarr/Dockerfile
@@ -3,14 +3,14 @@ MAINTAINER Jean Froment <froment.je@gmail.com>
 
 # Get latest path for Jackett
 RUN jack_tag=$(curl -sX GET "https://api.github.com/repos/Jackett/Jackett/releases/latest" \
-    | awk '/tag_name/{print $4;exit}' FS='[""]')
+    | awk '/tag_name/{print $4;exit}' FS='[""]') \
 
 # Install Sonarr, S6, and Jackett
-RUN echo "deb http://apt.sonarr.tv/ master main" \
-        > /etc/apt/sources.list.d/sonarr.list \
+    && echo "deb http://apt.sonarr.tv/ master main" \
+            > /etc/apt/sources.list.d/sonarr.list \
     && apt-key adv --keyserver keyserver.ubuntu.com --recv-keys FDA5DFFC \
     && apt-get update \
-    && apt-get install -y nzbdrone libcurl4-openssl-dev mono \
+    && apt-get install -y nzbdrone libcurl4-openssl-dev \
     && curl -sL "https://github.com/just-containers/s6-overlay/releases/download/v1.18.1.5/s6-overlay-amd64.tar.gz" \
         | tar xz -C / \
     && curl -sL "https://github.com/Jackett/Jackett/releases/download/$jack_tag/Jackett.Binaries.Mono.tar.gz" \