diff --git a/.travis.yml b/.travis.yml
index 8382fce..7d18595 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,7 @@ language: python
 python:
   - "3.5"
   - "3.6"
-  - "3.7"
+  - "3.7-dev"
 script: pip install -r requirements.txt
 
 # vim: ts=2 sw=2 et