diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -61,8 +61,6 @@
 find_package(KF5XmlGui ${KF5_VERSION} CONFIG REQUIRED)
 find_package(KF5IconThemes ${KF5_VERSION} CONFIG REQUIRED)
 find_package(KF5Notifications ${KF5_VERSION} CONFIG REQUIRED)
-find_package(KF5WindowSystem ${KF5_VERSION} CONFIG REQUIRED)
-
 
 # Find KdepimLibs Package
 find_package(KF5GrantleeTheme ${LIBGRANTLEETHEME_LIB_VERSION_LIB} CONFIG REQUIRED)