diff --git a/.travis.yml b/.travis.yml
index 346230cefc..eb9a5b2faf 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