diff --git a/craftbukkit/Dockerfile b/craftbukkit/Dockerfile
index 7e2a262..9b8c0c4 100644
--- a/craftbukkit/Dockerfile
+++ b/craftbukkit/Dockerfile
@@ -19,4 +19,4 @@ RUN wget -O /minecraft/craftbukkit.jar http://cbukk.it/craftbukkit-beta.jar
 
 EXPOSE 25565
 
-CMD (cd /minecraft && java -Xmx1600M -Xms768M -jar craftbukkit.jar nogui)
+CMD (cd /minecraft && java -Xmx1024M -Xms768M -jar craftbukkit.jar nogui)
diff --git a/mc-coverviewer/Dockerfile b/mc-coverviewer/Dockerfile
new file mode 100644
index 0000000..65c0449
--- /dev/null
+++ b/mc-coverviewer/Dockerfile
@@ -0,0 +1,10 @@
+FROM ubuntu
+
+RUN echo "deb http://archive.ubuntu.com/ubuntu precise main universe" > /etc/apt/sources.list
+RUN apt-get update
+RUN apt-get upgrade -y
+
+RUN echo "deb http://overviewer.org/debian ./" >> /etc/apt/sources.list
+RUN apt-get update
+
+RUN apt-get install -y minecraft-overviewer
diff --git a/minecraft/Dockerfile b/minecraft/Dockerfile
index bbfc81d..38c942b 100644
--- a/minecraft/Dockerfile
+++ b/minecraft/Dockerfile
@@ -13,7 +13,6 @@ RUN apt-get update
 RUN echo oracle-java7-installer shared/accepted-oracle-license-v1-1 select true | /usr/bin/debconf-set-selections
 
 RUN apt-get install -y git curl oracle-java7-installer
-
 RUN apt-get install -y wget
 
 RUN mkdir /minecraft