diff --git a/.circleci/config.yml b/.circleci/config.yml
index 73ff124..299aa8a 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -2,7 +2,17 @@ version: 2.1
 jobs:
   build:
     docker:
-      - image: circleci/python:3.9
+      - image: circleci/python:3.7
+        environment:
+          DATABASE_URL: postgresql://myUsr:somePwd@localhost:5432/psdb
+          FLASK_APP: autoapp.py
+          CONDUIT_SECRET: 'something-really-secret'
+          FLASK_DEBUG: 1
+      - image: circleci/postgres:9.6.5-alpine-ram
+        environment:
+          POSTGRES_USER: myUsr
+          POSTGRES_DB: psdb
+          POSTGRES_PASSWORD: somePwd
     steps:
       - checkout
       - restore_cache:
@@ -12,13 +22,14 @@ jobs:
             python3 -m venv venv
             . venv/bin/activate
             pip install -r requirements/dev.txt
+            
       - save_cache:
           key: deps-{{ checksum "requirements/dev.txt"}}-{{ .Environment.CACHE_VERSION }}
           paths: 
             - "venv"
   test:
     docker: 
-      - image: circleci/python:3.9
+      - image: circleci/python:3.7
         environment:
           DATABASE_URL: postgresql://myUsr:somePwd@localhost:5432/psdb
           FLASK_APP: autoapp.py
@@ -39,8 +50,8 @@ jobs:
           name: Launching tests
           command: |
             . venv/bin/activate
-            python3.9 -m flask db upgrade
-            python3.9 -m flask test
+            python3.7 -m flask db upgrade
+            python3.7 -m flask test
   deploy-heroku:
     docker: 
       - image : buildpack-deps:trusty
@@ -49,7 +60,7 @@ jobs:
       - run:
           command: |
             git config --global push.default matching
-            git push https://heroku:$HEROKU_API_KEY@git.heroku.com/$HEROKU_APP_NAME.git main
+            git push https://heroku:$HEROKU_API_KEY@git.heroku.com/$HEROKU_APP_NAME.git mainhero
       - run:
           name: Smoke test
           command: |
diff --git a/Procfile b/Procfile
index 60df632..a96c523 100644
--- a/Procfile
+++ b/Procfile
@@ -1 +1 @@
-web: gunicorn autoapp:app -b 0.0.0.0:$PORT -w 3
+web: flask db upgrade;gunicorn autoapp:app -b 0.0.0.0:$PORT -w 3