diff --git a/Dockerfile b/Dockerfile
index b722a3c..dafc5d9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -23,6 +23,7 @@
 RUN DEBIAN_FRONTEND=noninteractive apt-get install -y wget
 RUN DEBIAN_FRONTEND=noninteractive apt-get install -y python-dev
 RUN DEBIAN_FRONTEND=noninteractive apt-get install -y libyaml-dev
+RUN DEBIAN_FRONTEND=noninteractive apt-get install -y pkg-config
 
 RUN pip install django==1.7
 RUN pip install djangorestframework==2.4.4
@@ -42,6 +43,7 @@
 RUN pip install django-ipware
 RUN pip install django-encrypted-fields
 RUN pip install python-keyczar
+RUN pip install pygraphviz
 
 RUN DEBIAN_FRONTEND=noninteractive apt-get install -y python-keystoneclient
 RUN DEBIAN_FRONTEND=noninteractive apt-get install -y python-novaclient