diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1479e9c..4f16e5d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,106 +1,111 @@
 cmake_minimum_required(VERSION 3.0)
 
 project(kompare)
 
 set(QT_MIN_VERSION "5.9.0")
 set(KF5_MIN_VERSION "5.53.0")
 
 find_package(ECM ${KF5_MIN_VERSION} NO_MODULE REQUIRED)
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${ECM_MODULE_PATH})
 
 include(FeatureSummary)
 include(KDEInstallDirs)
 include(KDECMakeSettings)
 include(KDECompilerSettings NO_POLICY_SCOPE)
 include(ECMInstallIcons)
 include(GenerateExportHeader)
 include(ECMAddAppIcon)
 include(ECMQtDeclareLoggingCategory)
 
 find_package(Qt5 ${QT_MIN_VERSION} REQUIRED COMPONENTS
     Core
     PrintSupport
     Widgets
 )
 
 find_package(KF5 ${KF5_MIN_VERSION} REQUIRED COMPONENTS
     CoreAddons
     Codecs
     DocTools
     IconThemes
     JobWidgets
     Config
     Parts
     TextEditor
     WidgetsAddons
 )
 
 find_package(LibKompareDiff2 5.2 CONFIG)
 set_package_properties(LibKompareDiff2 PROPERTIES
     TYPE REQUIRED
 )
 
 
 set(KOMPARE_LIB_VERSION 5)
 set(KOMPARE_LIB_SOVERSION 5)
 
 add_definitions(
     -DQT_DEPRECATED_WARNINGS
+    -DQT_DISABLE_DEPRECATED_BEFORE=0x050F00
+    -DQT_DEPRECATED_WARNINGS_SINCE=0x060000
     -DQT_NO_KEYWORDS
     -DQT_STRICT_ITERATORS
     -DQT_USE_QSTRINGBUILDER
     -DQT_NO_CAST_TO_ASCII
     -DQT_NO_CAST_FROM_ASCII
     -DQT_NO_CAST_FROM_BYTEARRAY
 #     -DQT_NO_URL_CAST_FROM_STRING
     -DQT_NO_FOREACH
+    -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT
+    -DKF_DISABLE_DEPRECATED_BEFORE_AND_AT=0x054700
+    -DKF_DEPRECATED_WARNINGS_SINCE=0x060000
 )
 add_subdirectory( doc )
 add_subdirectory( interfaces )
 add_subdirectory( libdialogpages )
 add_subdirectory( komparenavtreepart )
 add_subdirectory( komparepart )
 add_subdirectory( pics )
 add_subdirectory( servicemenus )
 
 set(kompare_SRCS
     main.cpp
     kompare_shell.cpp
     kompareurldialog.cpp
 )
 ecm_qt_declare_logging_category(kompare_SRCS
     HEADER kompareshelldebug.h
     IDENTIFIER KOMPARESHELL
     CATEGORY_NAME "kompareshell"
 )
 
 qt5_add_resources(kompare_SRCS
     kompare_shell.qrc
 )
 
 ecm_add_app_icon(kompare_SRCS ICONS
     pics/16-apps-kompare.png
     pics/22-apps-kompare.png
     pics/32-apps-kompare.png
     pics/48-apps-kompare.png
     pics/128-apps-kompare.png
 )
 
 add_executable(kompare ${kompare_SRCS})
 
 target_link_libraries(kompare
     kompareinterface
     komparedialogpages
     KompareDiff2
     KF5::TextEditor
     KF5::WidgetsAddons
     Qt5::Widgets
 )
 
 install(TARGETS kompare  ${KDE_INSTALL_TARGETS_DEFAULT_ARGS})
 
 install(PROGRAMS org.kde.kompare.desktop  DESTINATION  ${KDE_INSTALL_APPDIR})
 install(FILES org.kde.kompare.appdata.xml DESTINATION ${KDE_INSTALL_METAINFODIR})
 install(FILES komparenavigationpart.desktop kompareviewpart.desktop  DESTINATION  ${KDE_INSTALL_KSERVICETYPES5DIR})
 
 feature_summary(WHAT ALL INCLUDE_QUIET_PACKAGES FATAL_ON_MISSING_REQUIRED_PACKAGES)