diff --git a/.travis.yml b/.travis.yml
index f84b50c5f2..c8fa7dbe6b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,7 +16,7 @@ addons:
     packages:
       - g++-multilib
       - lib32stdc++6
-      - python3.5
+      - python3.5-dev
 
 before_install:
   - .travis-scripts/install.sh