diff --git a/.travis.yml b/.travis.yml
index d1bca905b1..e7aa0ea57a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,6 +32,7 @@ addons:
     packages:
     - g++-4.9
     - gcc-4.9
+  ssh_known_hosts: dl.slic3r.org
 notifications:
   irc:
     channels:
@@ -46,5 +47,3 @@ env:
   global:
   - secure: eEVRZNMv7FM6jrOU9iAFkDhWxFQ1WtHBEaObImcvtFUxy6vWSt3ehFFeTRouj3uHQAnbvUzziDyvPPm8/95alv5g/du8ML6YzzqKBKfazM0xQ7SF6R2DQL8lfFIp+RSV7T02byEP1f1g7Zva7xH9szIlDcSfU0pXW4KWbkBFMd8=
   - secure: hNd9SL178twKGKlx4xZsTuVzwKoMwhxIwqHuVFC3A4sdQXQysm14FbLootz6hri81tHuhjrx6owOjFQ24o8RIWfM9Rj3MnBZKfQK3HkB7gBoAkjIaJBgiYTjJBNbXGhQxG+Cvx6HqQVFkU/sLPkrvOiK0Z2/5wlNIjuMJ1gYAJI=
-addons:
-  ssh_known_hosts: dl.slic3r.org