diff --git a/.travis.yml b/.travis.yml
index 3cf4861..ca50193 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,10 +4,11 @@ python:
   - "3.6"
   - "3.7"
   - "3.8"
-  - "3.8-dev"  # 3.8 development branch
+  - "3.9"
+  - "nightly"
 jobs:
   allow_failures:
-    - python: "3.8-dev"
+    - python: "nightly"
 addons:
   postgresql: "10"
 before_script: