diff --git a/imports/activitymanager/CMakeLists.txt b/imports/activitymanager/CMakeLists.txt
index 9087c4fce..1f792f991 100644
--- a/imports/activitymanager/CMakeLists.txt
+++ b/imports/activitymanager/CMakeLists.txt
@@ -1,58 +1,55 @@
-find_package (ECM 0.0.8 REQUIRED NO_MODULE)
-set (CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${ECM_MODULE_PATH})
-
 find_package (Qt5 REQUIRED NO_MODULE COMPONENTS Widgets Qml X11Extras Quick)
 find_package (KF5I18n         ${KF5_DEP_VERSION} CONFIG REQUIRED)
 find_package (KF5Config       ${KF5_DEP_VERSION} CONFIG REQUIRED)
 find_package (KF5CoreAddons   ${KF5_DEP_VERSION} CONFIG REQUIRED)
 find_package (KF5GlobalAccel  ${KF5_DEP_VERSION} CONFIG REQUIRED)
 find_package (KF5GuiAddons    ${KF5_DEP_VERSION} CONFIG REQUIRED)
 find_package (KF5KIO          ${KF5_DEP_VERSION} CONFIG REQUIRED)
 find_package (KF5Activities   ${KF5_DEP_VERSION} CONFIG REQUIRED)
 find_package (KF5WindowSystem ${KF5_DEP_VERSION} CONFIG REQUIRED)
 
 find_package (X11)
 set_package_properties (
    X11 PROPERTIES DESCRIPTION "X11 libraries"
    URL "https://www.x.org"
    TYPE REQUIRED
    )
 
 set (
    activityswitcher_imports_LIB_SRCS
    activityswitcherextensionplugin.cpp
    switcherbackend.cpp
    sortedactivitiesmodel.cpp
    )
 
 add_library (activityswitcherextensionplugin SHARED ${activityswitcher_imports_LIB_SRCS})
 add_definitions(-DTRANSLATION_DOMAIN=\"plasmaactivitymanager\")
 
 target_link_libraries (
    activityswitcherextensionplugin
 
    Qt5::Core
    Qt5::Quick
    Qt5::Qml
    Qt5::Widgets
    Qt5::X11Extras
 
    KF5::I18n
    KF5::Activities
    KF5::ConfigCore
    KF5::CoreAddons
    KF5::GlobalAccel
    KF5::GuiAddons
    KF5::KIOCore
    KF5::KIOWidgets
    KF5::WindowSystem
    ${X11_X11_LIB}
    )
 
 ## install
 
 install (TARGETS activityswitcherextensionplugin
          DESTINATION ${KDE_INSTALL_QMLDIR}/org/kde/plasma/activityswitcher)
 install (FILES qmldir
          DESTINATION ${KDE_INSTALL_QMLDIR}/org/kde/plasma/activityswitcher)