diff --git a/circle.yml b/circle.yml
index 5850ef0..d66b40b 100644
--- a/circle.yml
+++ b/circle.yml
@@ -11,5 +11,5 @@ dependencies:
     - mkdir -p ~/docker-postgresql; docker save --output ~/docker-postgresql/image.tar sameersbn/postgresql
 test:
   override:
-    - docker run -d -p 25432:5432 sameersbn/postgresql; sleep 10
-    - nc -z 127.0.0.1 25432
+    - docker run -d --name=postgresql sameersbn/postgresql; sleep 10
+    - docker run -it --rm --volumes-from=postgresql sameersbn/postgresql sudo -u postgres -H psql -c "\conninfo"