diff --git a/.travis.yml b/.travis.yml
index e23fe2a..1207669 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,6 +6,7 @@ python:
     - "3.6"
     - "3.7"
     - "3.8"
+    - "3.9"
 script:
     - "gunzip tests/test_files/rf64/*.gz"
     - "python setup.py test"