diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -15,8 +15,10 @@
 
 find_package(Qt5 ${QT_MIN_VERSION} REQUIRED COMPONENTS Quick)
 
-find_package(KF5 ${KF5_MIN_VERSION} REQUIRED COMPONENTS I18n ConfigWidgets DBusAddons IconThemes Notifications KIO KCMUtils)
-find_package(KF5 ${KF5_MIN_VERSION} COMPONENTS DocTools)
+find_package(KF5 ${KF5_MIN_VERSION}
+    REQUIRED COMPONENTS I18n ConfigWidgets DBusAddons IconThemes Notifications KIO KCMUtils
+    OPTIONAL_COMPONENTS DocTools
+)
 find_package(Qca-qt5 2.1.0 REQUIRED)
 
 include_directories(${CMAKE_SOURCE_DIR})
diff --git a/plugins/mousepad/CMakeLists.txt b/plugins/mousepad/CMakeLists.txt
--- a/plugins/mousepad/CMakeLists.txt
+++ b/plugins/mousepad/CMakeLists.txt
@@ -1,5 +1,5 @@
 if(UNIX)
-    find_package(KF5 ${KF5_MIN_VERSION} QUIET COMPONENTS Wayland)
+    find_package(KF5 ${KF5_MIN_VERSION} QUIET OPTIONAL_COMPONENTS Wayland)
 
     find_package(LibFakeKey QUIET)
     set_package_properties(LibFakeKey PROPERTIES DESCRIPTION "fake key events"