diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3c759b1..dfceaa8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,70 +1,70 @@
-cmake_minimum_required(VERSION 3.0)
+cmake_minimum_required(VERSION 3.5)
 
 set(KF5_VERSION "5.53.0") # handled by release scripts
 set(KF5_DEP_VERSION "5.53.0") # handled by release scripts
 project(KDEWebKit VERSION ${KF5_VERSION})
 
 include(FeatureSummary)
 find_package(ECM 5.53.0  NO_MODULE)
 set_package_properties(ECM PROPERTIES TYPE REQUIRED DESCRIPTION "Extra CMake Modules." URL "https://projects.kde.org/projects/kdesupport/extra-cmake-modules")
 feature_summary(WHAT REQUIRED_PACKAGES_NOT_FOUND FATAL_ON_MISSING_REQUIRED_PACKAGES)
 
 
 set(CMAKE_MODULE_PATH ${ECM_MODULE_PATH} ${ECM_KDE_MODULE_DIR})
 
 set(REQUIRED_QT_VERSION 5.9.0)
 find_package(Qt5 ${REQUIRED_QT_VERSION} CONFIG REQUIRED Core Widgets WebKitWidgets Network)
 include(KDEInstallDirs)
 include(KDEFrameworkCompilerSettings NO_POLICY_SCOPE)
 include(KDECMakeSettings)
 
 
 include(GenerateExportHeader)
 
 include(ECMSetupVersion)
 include(ECMGenerateHeaders)
 
 ecm_setup_version(PROJECT VARIABLE_PREFIX KDEWEBKIT
                         VERSION_HEADER "${CMAKE_CURRENT_BINARY_DIR}/kdewebkit_version.h"
                         PACKAGE_VERSION_FILE "${CMAKE_CURRENT_BINARY_DIR}/KF5WebKitConfigVersion.cmake"
                         SOVERSION 5)
 
 find_package(KF5Config ${KF5_DEP_VERSION} REQUIRED)
 find_package(KF5CoreAddons ${KF5_DEP_VERSION} REQUIRED)
 find_package(KF5KIO ${KF5_DEP_VERSION} REQUIRED)
 find_package(KF5JobWidgets ${KF5_DEP_VERSION} REQUIRED)
 find_package(KF5Parts ${KF5_DEP_VERSION} REQUIRED)
 find_package(KF5Service ${KF5_DEP_VERSION} REQUIRED)
 find_package(KF5Wallet ${KF5_DEP_VERSION} REQUIRED)
 
 remove_definitions(-DQT_NO_CAST_FROM_ASCII)
 remove_definitions(-DQT_NO_CAST_FROM_BYTEARRAY)
 
 add_subdirectory(src)
 
 # create a Config.cmake and a ConfigVersion.cmake file and install them
 set(CMAKECONFIG_INSTALL_DIR "${KDE_INSTALL_CMAKEPACKAGEDIR}/KF5WebKit")
 
 include(CMakePackageConfigHelpers)
 
 configure_package_config_file(
   "${CMAKE_CURRENT_SOURCE_DIR}/KF5WebKitConfig.cmake.in"
   "${CMAKE_CURRENT_BINARY_DIR}/KF5WebKitConfig.cmake"
   INSTALL_DESTINATION  ${CMAKECONFIG_INSTALL_DIR}
 )
 
 install(FILES
   "${CMAKE_CURRENT_BINARY_DIR}/KF5WebKitConfig.cmake"
   "${CMAKE_CURRENT_BINARY_DIR}/KF5WebKitConfigVersion.cmake"
   DESTINATION "${CMAKECONFIG_INSTALL_DIR}"
   COMPONENT Devel
 )
 
 install(EXPORT KF5WebKitTargets DESTINATION "${CMAKECONFIG_INSTALL_DIR}" FILE KF5WebKitTargets.cmake NAMESPACE KF5:: )
 
 install(FILES
   ${CMAKE_CURRENT_BINARY_DIR}/kdewebkit_version.h
   DESTINATION ${KDE_INSTALL_INCLUDEDIR_KF5} COMPONENT Devel
 )
 
 feature_summary(WHAT ALL   FATAL_ON_MISSING_REQUIRED_PACKAGES)