diff --git a/.circleci/config.yml b/.circleci/config.yml
index 5a8471f..f81689a 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -6,9 +6,12 @@ jobs:
     working_directory: ~/spleeter
     steps:
       - checkout
+      - run:
+          name: install ffmpeg
+          command: sudo apt-get install ffmpeg
       - run:
           name: install spleeter
-          command: pip install . --user
+          command: sudo pip install .
       - run:
           name: test separation
           command: python -m spleeter separate -i audio_example.mp3 -o .