diff --git a/agents/followupreminderagent/followupreminderinfoconfigwidget.h b/agents/followupreminderagent/followupreminderinfoconfigwidget.h
index e732e9e85..7d9619888 100644
--- a/agents/followupreminderagent/followupreminderinfoconfigwidget.h
+++ b/agents/followupreminderagent/followupreminderinfoconfigwidget.h
@@ -24,7 +24,6 @@
 #include <QVariantList>
 #include <AkonadiCore/Item>
 #include <AkonadiCore/AgentConfigurationBase>
-class QTreeWidget;
 class FollowUpReminderInfoWidget;
 namespace FollowUpReminder {
 class FollowUpReminderInfo;