diff --git a/.travis.yml b/.travis.yml
index 99dad933..7490923f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,7 @@ sudo: false
 cache: pip
 
 addons:
+  postgresql: "9.6"
   postgresql: "9.2" # minimal postgresql version for the daterange method
   apt:
    packages: