diff --git a/CMakeLists.txt b/CMakeLists.txt
index df58a5121..549965cfb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,95 +1,95 @@
 cmake_minimum_required(VERSION 3.5)
 set(PIM_VERSION "5.11.41")
 
 project(KCalCore VERSION ${PIM_VERSION})
 
 # ECM setup
-set(KF5_MIN_VERSION "5.56.0")
+set(KF5_MIN_VERSION "5.57.0")
 
 find_package(ECM ${KF5_MIN_VERSION} CONFIG REQUIRED)
 set(CMAKE_MODULE_PATH ${ECM_MODULE_PATH} ${KCalCore_SOURCE_DIR}/cmake)
 
 include(GenerateExportHeader)
 include(ECMGenerateHeaders)
 include(ECMGeneratePriFile)
 
 include(ECMSetupVersion)
 include(FeatureSummary)
 include(KDEInstallDirs)
 include(KDECMakeSettings)
 include(KDEFrameworkCompilerSettings NO_POLICY_SCOPE)
 include(ECMQtDeclareLoggingCategory)
 
 if(POLICY CMP0053)
   cmake_policy(SET CMP0053 NEW)
 endif()
 set(QT_REQUIRED_VERSION "5.10.0")
 
 set(KCALENDARCORE_LIB_VERSION ${PIM_VERSION})
 ecm_setup_version(PROJECT VARIABLE_PREFIX KCALCORE
   VERSION_HEADER "${KCalCore_BINARY_DIR}/kcalcore_version.h"
   PACKAGE_VERSION_FILE "${KCalCore_BINARY_DIR}/KF5CalendarCoreConfigVersion.cmake"
   SOVERSION 5
 )
 
 ########### Find packages ###########
 find_package(Qt5 ${QT_REQUIRED_VERSION} CONFIG REQUIRED Core Gui)
 
 set(LibIcal_MIN_VERSION "2.0")
 find_package(LibIcal ${LibIcal_MIN_VERSION})
 set_package_properties(LibIcal PROPERTIES TYPE REQUIRED)
 if(LibIcal_VERSION VERSION_GREATER "2.98")
   set(HAVE_ICAL_3 TRUE)
   add_definitions(-DUSE_ICAL_3)
 endif()
 
 ########### CMake Config Files ###########
 set(CMAKECONFIG_INSTALL_DIR "${KDE_INSTALL_CMAKEPACKAGEDIR}/KF5CalendarCore")
 
 configure_package_config_file(
   "${CMAKE_CURRENT_SOURCE_DIR}/KF5CalendarCoreConfig.cmake.in"
   "${CMAKE_CURRENT_BINARY_DIR}/KF5CalendarCoreConfig.cmake"
   INSTALL_DESTINATION ${CMAKECONFIG_INSTALL_DIR}
 )
 
 
 # workaround for https://bugreports.qt.io/browse/QTBUG-74665 (bug in qt5.13 reevaluate it)
 if (${Qt5Gui_VERSION} STRGREATER "5.13")
    MESSAGE(STATUS "Qt version: ${Qt5Gui_VERSION} DISABLE compile without deprecated methods. bug QTBUG-74665")
 else()
    add_definitions(-DQT_DISABLE_DEPRECATED_BEFORE=0x060000)
 endif()
 add_definitions(-DQT_NO_FOREACH)
 
 ########### Targets ###########
 add_subdirectory(src)
 
 if(BUILD_TESTING)
   find_package(Qt5 ${QT_REQUIRED_VERSION} CONFIG REQUIRED Test)
   add_subdirectory(autotests)
 endif()
 
 add_subdirectory(cmake)
 
 ########### Install Files ###########
 install(FILES
   "${CMAKE_CURRENT_BINARY_DIR}/KF5CalendarCoreConfig.cmake"
   "${CMAKE_CURRENT_BINARY_DIR}/KF5CalendarCoreConfigVersion.cmake"
   DESTINATION "${CMAKECONFIG_INSTALL_DIR}"
   COMPONENT Devel
 )
 
 install(EXPORT KF5CalendarCoreTargets
   DESTINATION "${CMAKECONFIG_INSTALL_DIR}"
   FILE KF5CalendarCoreTargets.cmake
   NAMESPACE KF5::
 )
 
 install(FILES
   ${CMAKE_CURRENT_BINARY_DIR}/kcalcore_version.h
   DESTINATION ${KDE_INSTALL_INCLUDEDIR_KF5} COMPONENT Devel
 )
 
 install(FILES kcalcore.renamecategories kcalcore.categories DESTINATION ${KDE_INSTALL_CONFDIR})
 
 feature_summary(WHAT ALL FATAL_ON_MISSING_REQUIRED_PACKAGES)