diff --git a/circle.yml b/circle.yml
index 14686e0..a7d0769 100644
--- a/circle.yml
+++ b/circle.yml
@@ -2,6 +2,11 @@ machine:
   services:
     - docker
 
+dependencies:
+  pre:
+    - pip install awscli
+    - docker build -t mcansky/sinatra_hello:$CIRCLE_SHA1 .
+
 test:
   override:
     - echo "Bob"; sleep 10
@@ -11,4 +16,4 @@ deployment:
     branch: master
     commands:
       - docker login -e $DOCKER_EMAIL -u $DOCKER_USER -p $DOCKER_PASS
-      - docker push mcansky/sinatra_hello
+      - docker push mcansky/sinatra_hello:$CIRCLE_SHA1