diff --git a/.travis.yml b/.travis.yml
index f7f5cb0509..8faa84d9ea 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,8 +13,9 @@ addons:
     
   apt:
     sources:
+      - sourceline: 'ppa:george-edison55/cmake-3.x'
       - ubuntu-toolchain-r-test
-      - george-edison55-cmake-3.x
+#      - george-edison55-cmake-3.x
 #      - llvm-toolchain-precise-3.7
     packages:
       - build-essential