diff --git a/.travis.yml b/.travis.yml
index 209373e..2cefcb4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,7 +8,7 @@ addons:
       - docker-ce
 
 env:
-  - DIST=unstable
+  - DIST=1.5
 
 services:
   - docker