diff --git a/Dockerfile b/Dockerfile
index 70e7298..6c6660b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,10 @@
 FROM sameersbn/ubuntu:12.04.20150120
 MAINTAINER sameer@damagehead.com
 
-RUN apt-get update \
- && apt-get install -y postgresql postgresql-client pwgen \
+RUN wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | apt-key add - \
+ && echo 'deb http://apt.postgresql.org/pub/repos/apt/ precise-pgdg main' > /etc/apt/sources.list.d/pgdg.list \
+ && apt-get update \
+ && apt-get install -y postgresql-9.1 postgresql-client-9.1 pwgen \
  && rm -rf /var/lib/postgresql \
  && rm -rf /var/lib/apt/lists/* # 20141001
 
diff --git a/start b/start
index 937c9ca..434531a 100755
--- a/start
+++ b/start
@@ -15,7 +15,7 @@ mkdir -p -m 0700 /var/lib/postgresql
 chown -R postgres:postgres /var/lib/postgresql
 
 # fix permissions and ownership of /run/postgresql
-mkdir -p -m 0755 /run/postgresql
+mkdir -p -m 0755 /run/postgresql /run/postgresql/${PG_VERSION}-main.pg_stat_tmp
 chown -R postgres:postgres /run/postgresql
 chmod g+s /run/postgresql