diff --git a/ci/travis/before_install.sh b/ci/travis/before_install.sh
index e8334660dc3300dbb03b6f25e7e93e783b8817d1..3d2c37b704669e64ed65b61b28ce1cc71bcb1317 100755
--- a/ci/travis/before_install.sh
+++ b/ci/travis/before_install.sh
@@ -15,7 +15,8 @@ then
             libxcb-image0-dev libxcb-shm0 libxcb-shm0-dev libxcb-icccm4 libxcb-icccm4-dev \
             libxcb-xfixes0-dev libxrender-dev libxcb-shape0-dev libxcb-randr0-dev libxcb-render-util0 \
             libxcb-render-util0-dev libxcb-glx0-dev libgl1-mesa-dri libegl1-mesa libpcre3-dev \
-            curl qt5-qmake qtbase5-dev qttools5-dev-tools libqt5svg5-dev libdbus-1-dev libdbus-glib-1-dev autoconf automake libtool
+            curl qt5-qmake qtbase5-dev qttools5-dev-tools libqt5svg5-dev libqt5webkit5-dev \
+            libdbus-1-dev libdbus-glib-1-dev autoconf automake libtool
     wget http://archive.ubuntu.com/ubuntu/pool/universe/libs/libsodium/libsodium13_1.0.1-1_amd64.deb
     sudo dpkg -i libsodium13_1.0.1-1_amd64.deb
     curl -L https://raw.githubusercontent.com/yyuu/pyenv-installer/master/bin/pyenv-installer | bash