diff --git a/travis-dependencies.sh b/travis-dependencies.sh
index df75a487..1e19fc23 100755
--- a/travis-dependencies.sh
+++ b/travis-dependencies.sh
@@ -12,7 +12,8 @@ else
     sudo apt-get update -qq
     sudo apt-get install -y qtmobility-dev libprotobuf-dev protobuf-compiler libqt4-dev
   else
-    sudo add-apt-repository --yes ppa:beineri/opt-qt521
+    sudo add-apt-repository -y ppa:beineri/opt-qt521
+    sudo add-apt-repository -y ppa:kalakris/cmake
     sudo apt-get update -qq
     sudo apt-get install -y libprotobuf-dev protobuf-compiler cmake libsqlite3-dev\
       qt52base qt52webkit qt52tools qt52svg