diff --git a/.travis.yml b/.travis.yml
index d1e011b5614..2793b90909f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -81,5 +81,3 @@ addons:
       # - libqt5svg5-dev 
       # - qttools5-dev 
       # - qttools5-dev-tools 
-    sources: 
-      - boost-latest