Update .travis.yml

.travis.yml

@@ -6,16 +6,16 @@ matrix:
   include:
   - os: linux
     env:
-      - QT_CI_PACKAGES=qt.qt5.5152.gcc_64,qt.qt5.5152.qtwebengine PATH="$TRAVIS_BUILD_DIR/Qt/5.15.2/gcc_64/bin:${PATH}"
+      - QT_CI_PACKAGES=qt.qt5.5142.gcc_64,qt.qt5.5142.qtwebengine PATH="$TRAVIS_BUILD_DIR/Qt/5.14.2/gcc_64/bin:${PATH}"
     arch: amd64
     sudo: required
     dist: focal
     addons:
       apt:
         sources:
-        - sourceline: 'ppa:beineri/opt-qt-5.15.2-focal'
+        - sourceline: 'ppa:beineri/opt-qt-5.14.2-focal'
         packages:
-        - qt515base
+        - qt514base
     before_install:
       - sudo apt-get update
       - sudo apt-get -y install qtbase5-dev libsqlite3-dev
@@ -25,6 +25,6 @@ matrix:
     script:
       - git clone https://github.com/benlau/qtci.git
       - source qtci/path.env
-      - install-qt 5.15.2
+      - install-qt 5.14.2
       - qmake KLog.pro
       - make