diff --git a/src/sourcetree/items/categoryitems.h b/src/sourcetree/items/categoryitems.h
index c1e3dcadd..0b9697955 100644
--- a/src/sourcetree/items/categoryitems.h
+++ b/src/sourcetree/items/categoryitems.h
@@ -75,9 +75,6 @@ public:
 
     SourcesModel::CategoryType categoryType() { return m_category; }
 
-signals:
-    void toggleExpandRequest( SourceTreeItem* );
-
 private:
     SourcesModel::CategoryType m_category;
     CategoryAddItem* m_addItem;