diff --git a/.travis.yml b/.travis.yml
index 14c4d23..1195f51 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -51,6 +51,7 @@ jobs:
         install:
             - pyenv install --list
             - pyenv install 3.8.0
+            - ls /Users/travis/.pyenv/versions/3.8.0
             - pip3 install -U maturin pytest
             - maturin list-python
             - cargo build