-# Install Privacy Browser's icon.
-ecm_install_icons(ICONS icons/sc-apps-privacy-browser.svg DESTINATION ${KDE_INSTALL_ICONDIR})
+# Install the notifyrc file.
+install(FILES privacybrowser.notifyrc DESTINATION ${KDE_INSTALL_KNOTIFYRCDIR})
+
+# Install the standard icons.
+ecm_install_icons(ICONS icons/sc-apps-privacybrowser.svg DESTINATION ${KDE_INSTALL_ICONDIR})
+ecm_install_icons(ICONS icons/16-apps-privacybrowser.png DESTINATION ${KDE_INSTALL_ICONDIR})
+ecm_install_icons(ICONS icons/22-apps-privacybrowser.png DESTINATION ${KDE_INSTALL_ICONDIR})
+ecm_install_icons(ICONS icons/24-apps-privacybrowser.png DESTINATION ${KDE_INSTALL_ICONDIR})
+ecm_install_icons(ICONS icons/32-apps-privacybrowser.png DESTINATION ${KDE_INSTALL_ICONDIR})
+ecm_install_icons(ICONS icons/48-apps-privacybrowser.png DESTINATION ${KDE_INSTALL_ICONDIR})
+ecm_install_icons(ICONS icons/64-apps-privacybrowser.png DESTINATION ${KDE_INSTALL_ICONDIR})
+ecm_install_icons(ICONS icons/128-apps-privacybrowser.png DESTINATION ${KDE_INSTALL_ICONDIR})
+ecm_install_icons(ICONS icons/256-apps-privacybrowser.png DESTINATION ${KDE_INSTALL_ICONDIR})
+ecm_install_icons(ICONS icons/512-apps-privacybrowser.png DESTINATION ${KDE_INSTALL_ICONDIR})
+ecm_install_icons(ICONS icons/1024-apps-privacybrowser.png DESTINATION ${KDE_INSTALL_ICONDIR})
+
+# Install the symbolic icon (used by Gnome).
+install(FILES icons/privacybrowser-symbolic.svg DESTINATION ${CMAKE_INSTALL_PREFIX}/share/icons/hicolor/symbolic/apps/)