diff --git a/.travis.yml b/.travis.yml
index 07b9022e..06a90ce2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -55,8 +55,8 @@ install:
         elif [ ${QT} == 'pyside' ]; then
           travis_retry sudo apt-get -qq -y install python3-pyside;
         else
-          echo 'deb http://us.archive.ubuntu.com/ubuntu/ saucy main restricted' >> /etc/apt/sources.list &&
-          echo 'deb http://us.archive.ubuntu.com/ubuntu/ saucy universe' >> /etc/apt/sources.list &&
+          sudo echo 'deb http://us.archive.ubuntu.com/ubuntu/ saucy main restricted' >> /etc/apt/sources.list &&
+          sudo echo 'deb http://us.archive.ubuntu.com/ubuntu/ saucy universe' >> /etc/apt/sources.list &&
           sudo apt-get update &&
           sudo apt-get install python3-pyqt5;
         fi;