diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -23,7 +23,6 @@
 find_package(KF5WidgetsAddons ${KF5_DEP_VERSION} CONFIG REQUIRED)
 find_package(KF5I18n ${KF5_DEP_VERSION} CONFIG REQUIRED)
 find_package(KF5ItemViews ${KF5_DEP_VERSION} CONFIG REQUIRED)
-find_package(KF5Service ${KF5_DEP_VERSION} CONFIG REQUIRED)
 
 include(KDEInstallDirs)
 include(KDECMakeSettings)
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -34,7 +34,6 @@
                         KF5::I18n
                         KF5::CoreAddons
                         KF5::PeopleBackend
-                        KF5::Service
 )
 
 if(NOT ANDROID)
diff --git a/src/personpluginmanager.cpp b/src/personpluginmanager.cpp
--- a/src/personpluginmanager.cpp
+++ b/src/personpluginmanager.cpp
@@ -22,8 +22,6 @@
 #include <KPluginMetaData>
 #include <KPluginLoader>
 #include <KPluginFactory>
-#include <KServiceTypeTrader>
-#include <KService>
 
 #include <QMutex>
 #include <QMutexLocker>
@@ -79,19 +77,6 @@
         }
     }
 
-    //TODO: Remove as soon as KTp sources are released with the new plugin system
-    const KService::List servicesList = KServiceTypeTrader::self()->query(QStringLiteral("KPeople/DataSource"));
-    for (const KService::Ptr &service : servicesList) {
-        BasePersonsDataSource *dataSource = service->createInstance<BasePersonsDataSource>(nullptr);
-
-
-        if (dataSource) {
-            dataSourcePlugins[dataSource->sourcePluginId()] = dataSource;
-        } else {
-            qCWarning(KPEOPLE_LOG) << "Failed to create data source " << service->name() << service->entryPath();
-        }
-    }
-
     m_loadedDataSourcePlugins = true;
 }
 
diff --git a/src/widgets/CMakeLists.txt b/src/widgets/CMakeLists.txt
--- a/src/widgets/CMakeLists.txt
+++ b/src/widgets/CMakeLists.txt
@@ -28,7 +28,6 @@
                         KF5::WidgetsAddons
                         KF5::PeopleBackend
                         KF5::CoreAddons
-                        KF5::Service
 )
 
 set_target_properties (KF5PeopleWidgets PROPERTIES VERSION ${KPEOPLE_VERSION_STRING} SOVERSION ${KPEOPLE_SOVERSION} EXPORT_NAME PeopleWidgets)
diff --git a/src/widgets/actions.cpp b/src/widgets/actions.cpp
--- a/src/widgets/actions.cpp
+++ b/src/widgets/actions.cpp
@@ -23,7 +23,6 @@
 #include <KPluginFactory>
 #include <KPluginMetaData>
 #include <KPeople/PersonData>
-#include <KServiceTypeTrader>
 #include "../backends/abstractpersonaction.h"
 
 namespace KPeople
@@ -47,18 +46,6 @@
         }
     }
 
-    //TODO: Remove as soon as KTp sources are released with the new plugin system
-    const KService::List personServicesList = KServiceTypeTrader::self()->query(QStringLiteral("KPeople/Plugin"));
-    for (const KService::Ptr &service : personServicesList) {
-        AbstractPersonAction *plugin = service->createInstance<AbstractPersonAction>(nullptr);
-
-
-        if (plugin) {
-//             qCDebug(KPEOPLE_WIDGETS_LOG) << "found plugin" << service->name();
-            actionPlugins << plugin;
-        }
-    }
-
     return actionPlugins;
 }
 
diff --git a/src/widgets/persondetailsview.cpp b/src/widgets/persondetailsview.cpp
--- a/src/widgets/persondetailsview.cpp
+++ b/src/widgets/persondetailsview.cpp
@@ -29,8 +29,6 @@
 #include <KPluginMetaData>
 #include <KPluginLoader>
 #include <KPluginFactory>
-#include <KPluginInfo>
-#include <KServiceTypeTrader>
 #include "abstractfieldwidgetfactory.h"
 #include "plugins/emaildetailswidget.h"
 #include "global.h"
@@ -142,18 +140,6 @@
         }
     }
 
-    //TODO: Remove as soon as KTp sources are released with the new plugin system
-    KService::List pluginList = KServiceTypeTrader::self()->query(QStringLiteral("KPeopleWidgets/Plugin"));
-    const QList<KPluginInfo> plugins = KPluginInfo::fromServices(pluginList);
-
-    for (const KPluginInfo &p : plugins) {
-        QString error;
-        AbstractFieldWidgetFactory *f = p.service()->createInstance<AbstractFieldWidgetFactory>(this, QVariantList(), &error);
-        if (f) {
-            d->m_plugins << f;
-        }
-    }
-
     //TODO Sort plugins
 }