diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -62,7 +62,7 @@
 # Load CMake, Compiler and InstallDirs settings from KF5 and the following are already somewhat "done" tier1/tier2 libs from kdelibs:
 find_package(KF5 REQUIRED COMPONENTS
     Archive Completion Config ConfigWidgets CoreAddons DBusAddons Declarative I18n IconThemes
-    KIO Plasma PlasmaQuick Service TextEditor WidgetsAddons XmlGui WindowSystem DocTools)
+    KIO Plasma PlasmaQuick Service TextEditor WidgetsAddons DocTools)
 
 #########################################################################
 
diff --git a/engineexplorer/CMakeLists.txt b/engineexplorer/CMakeLists.txt
--- a/engineexplorer/CMakeLists.txt
+++ b/engineexplorer/CMakeLists.txt
@@ -17,7 +17,6 @@
     KF5::Service
     KF5::Completion
     KF5::Plasma
-    KF5::XmlGui
     KF5::I18n
     KF5::ConfigCore
     KF5::ConfigWidgets
diff --git a/engineexplorer/ktreeviewsearchline.cpp b/engineexplorer/ktreeviewsearchline.cpp
--- a/engineexplorer/ktreeviewsearchline.cpp
+++ b/engineexplorer/ktreeviewsearchline.cpp
@@ -35,7 +35,6 @@
 #include <QDebug>
 #include <kiconloader.h>
 #include <klocalizedstring.h>
-#include <ktoolbar.h>
 
 class KTreeViewSearchLinePrivate
 {
diff --git a/plasmoidviewer/CMakeLists.txt b/plasmoidviewer/CMakeLists.txt
--- a/plasmoidviewer/CMakeLists.txt
+++ b/plasmoidviewer/CMakeLists.txt
@@ -16,7 +16,6 @@
     KF5::I18n
     KF5::ConfigCore
     KF5::ConfigWidgets
-    KF5::WindowSystem
 )
 
 install(TARGETS plasmoidviewer ${INSTALL_TARGETS_DEFAULT_ARGS})