diff --git a/.travis.yml b/.travis.yml
index 74cedfc..9fbe449 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,7 +7,7 @@ python:
   - "3.6"
   - "3.7"
   - "3.8"
-  # - "3.9"
+  - "3.9"
 install:
   - pip install tox-travis
 script: