diff --git a/9.5/Dockerfile b/9.5/Dockerfile
index 94484133ea..a11f866ca6 100644
--- a/9.5/Dockerfile
+++ b/9.5/Dockerfile
@@ -24,7 +24,7 @@ RUN mkdir /docker-entrypoint-initdb.d
 RUN apt-key adv --keyserver ha.pool.sks-keyservers.net --recv-keys B97B0AFCAA1A47F044F244A07FCC7D46ACCC4CF8
 
 ENV PG_MAJOR 9.5
-ENV PG_VERSION 9.5~alpha1-1.pgdg80+1
+ENV PG_VERSION 9.5~alpha2-1.pgdg80+1
 
 RUN echo 'deb http://apt.postgresql.org/pub/repos/apt/ jessie-pgdg main' $PG_MAJOR > /etc/apt/sources.list.d/pgdg.list