diff --git a/.circleci/config.yml b/.circleci/config.yml
index bd3603bec2222f7472ffa3e2196301e378619830..1b8ac9ff0d363c3b43a154413298d9bfc5b35515 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -57,7 +57,7 @@ jobs:
     steps:
       - "checkout"
 
-      - << *PREPARE_VIRTUALENV
+      - <<: *PREPARE_VIRTUALENV
 
       - run:
           name: "Run Test Suite"