diff --git a/.circleci/config.yml b/.circleci/config.yml
index b878be12..3597de40 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -12,9 +12,8 @@ jobs:
       COMPILE: --compile
     # To see the list of pre-built images that CircleCI provides for most common languages see
     # https://circleci.com/docs/2.0/circleci-images/
-    machine:
-      python:
-        version: 3.6.9
+    docker:
+      - image circleci/python:3.6.9
     steps:
     # Machine Setup
     #   If you break your build into multiple jobs with workflows, you will probably want to do the parts of this that are relevant in each