diff --git a/CMakeLists.txt b/CMakeLists.txt
index f9bbf48f7..6eb3b3bcf 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,99 +1,98 @@
 # Kate project
 project (kate)
 
 # minimal requirements
 cmake_minimum_required (VERSION 2.8.12 FATAL_ERROR)
 set (QT_MIN_VERSION "5.4.0")
 set(KF5_DEP_VERSION "5.13.0") # we need KMultiTabBar::appendButton(const QIcon &..., ...)
 
 # KDE Application Version, managed by release script
 set (KDE_APPLICATIONS_VERSION_MAJOR "18")
 set (KDE_APPLICATIONS_VERSION_MINOR "07")
 set (KDE_APPLICATIONS_VERSION_MICRO "70")
 set (KDE_APPLICATIONS_VERSION "${KDE_APPLICATIONS_VERSION_MAJOR}.${KDE_APPLICATIONS_VERSION_MINOR}.${KDE_APPLICATIONS_VERSION_MICRO}")
 
 # we need some parts of the ECM CMake helpers
 find_package (ECM 1.1.0 REQUIRED NO_MODULE)
 set (CMAKE_MODULE_PATH ${ECM_MODULE_PATH})
 include(KDECompilerSettings NO_POLICY_SCOPE)
 include(ECMOptionalAddSubdirectory)
 include(ECMInstallIcons)
 include(ECMSetupVersion)
 include(ECMMarkNonGuiExecutable)
 include(ECMGenerateHeaders)
 include(ECMAddAppIcon) 
 include(GenerateExportHeader)
 
 include(CMakePackageConfigHelpers)
 include(FeatureSummary)
 include(WriteBasicConfigVersionFile)
 include (CheckFunctionExists)
 
 include(KDEInstallDirs)
 include(KDECMakeSettings)
 
 find_package(Qt5 ${QT_MIN_VERSION} CONFIG REQUIRED Core DBus Widgets Sql)
 
 if(BUILD_TESTING)
   find_package(Qt5Test ${QT_MIN_VERSION} CONFIG REQUIRED)
 endif()
 
 # Load the frameworks we need
 find_package(KF5 "${KF5_DEP_VERSION}" REQUIRED COMPONENTS
   Config
   Crash
   I18n
   JobWidgets
   KIO
   Parts
   TextEditor
   WindowSystem
   XmlGui
   IconThemes
 )
 
 # some optional deps, to make compiling on some OSes easier
 find_package(KF5 "${KF5_DEP_VERSION}" COMPONENTS
   Activities
   DocTools
 )
 
 if (KF5Activities_FOUND)
     add_definitions(-DKActivities_FOUND)
 endif ()
 
 # use sane compile flags
 add_definitions(
   -DQT_USE_QSTRINGBUILDER
   -DQT_NO_CAST_TO_ASCII
   -DQT_NO_CAST_FROM_ASCII
   -DQT_STRICT_ITERATORS
   -DQT_NO_URL_CAST_FROM_STRING
   -DQT_NO_CAST_FROM_BYTEARRAY
   -DQT_NO_SIGNALS_SLOTS_KEYWORDS
-  -DQT_USE_FAST_OPERATOR_PLUS
 )
 
 # config.h
 check_function_exists (ctermid HAVE_CTERMID)
 configure_file (config.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config.h)
 
 # let our config.h be found first in any case
 include_directories (BEFORE ${CMAKE_CURRENT_BINARY_DIR})
 
 # kwrite
 ecm_optional_add_subdirectory (kwrite)
 
 # kate application
 ecm_optional_add_subdirectory (kate)
 
 # addons, e.g. kate plugins, plasma applets, ...
 ecm_optional_add_subdirectory (addons)
 
 # docs, if doc tools around
 if (KF5DocTools_FOUND)
     ecm_optional_add_subdirectory (doc)
 endif ()
 
 # tell about our features (and what is missing)
 feature_summary(WHAT ALL FATAL_ON_MISSING_REQUIRED_PACKAGES)