diff --git a/.travis.yml b/.travis.yml
index bbc156f..a56ef74 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,12 +13,12 @@ before_install: |-
                 if [ "$TRAVIS_OS_NAME" == "linux" ]
                 then
                     sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
-                    sudo add-apt-repository -y ppa:beineri/opt-qt55
+                    sudo add-apt-repository -y ppa:beineri/opt-qt532
                     sudo add-apt-repository -y ppa:kubuntu-ppa/backports
                     sudo apt-get -qq update
-                    sudo apt-get install -q qt55base qt55tools qt55quick1 qt55quickcontrols qt55websockets qt55multimedia
+                    sudo apt-get install -q qt53base qt53tools qt53quick1 qt53quickcontrols qt53websockets qt53multimedia
                     sudo apt-get install -q ninja-build cmake
-                    source /opt/qt55/bin/qt55-env.sh
+                    source /opt/qt53/bin/qt53-env.sh
                     if [ "$CXX" = "g++" ]
                     then
                         sudo apt-get install -q gcc-4.8 g++-4.8