diff --git a/.circleci/config.yml b/.circleci/config.yml
index 1e5827f86835264623626eac58b74fd8dd12a455..d842f263fdcc0c1b4878bbd7e2957a089b1f7dd0 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -24,6 +24,8 @@ jobs:
       - run:
           name: "Sphinx Documentation Build"
           command: |
+            virtualenv venv
+            . venv/bin/activate
             pip install --upgrade pip
             pip install -r docs/requirements.txt
             sphinx-build docs/source docs/build