diff --git a/.travis.yml b/.travis.yml
index be8df28a5d..b907afbd81 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,7 +4,7 @@ sudo: required
 jobs:
   include:
     - os: linux
-       dist bionic
+       dist: bionic
     - os: osx
 
 env: