diff --git a/.travis.yml b/.travis.yml
index 9f1c2e55d..f54ee6d20 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 language: python
 
 python:
-  - 3.7
+  - 3.5
 
 services:
   - postgresql