diff --git a/src/gui/widgets/tree_view_node.cpp b/src/gui/widgets/tree_view_node.cpp
index ddb60599af0b..b14ce1dd0b5a 100644
--- a/src/gui/widgets/tree_view_node.cpp
+++ b/src/gui/widgets/tree_view_node.cpp
@@ -808,4 +808,15 @@ void ttree_view_node::select_node()
 	label_->set_value_bool(true);
 }
 
+void ttree_view_node::layout_initialise(const bool full_initialisation)
+{
+	// Inherited.
+	twidget::layout_initialise(full_initialisation);
+	grid_.layout_initialise(full_initialisation);
+	// Clear child caches.
+	FOREACH(AUTO & child, children_)
+	{
+		child.layout_initialise(full_initialisation);
+	}
+}
 } // namespace gui2
diff --git a/src/gui/widgets/tree_view_node.hpp b/src/gui/widgets/tree_view_node.hpp
index e50d104cef48..6727be0c5b0c 100644
--- a/src/gui/widgets/tree_view_node.hpp
+++ b/src/gui/widgets/tree_view_node.hpp
@@ -221,6 +221,7 @@ class ttree_view_node : public twidget
 	ttree_view_node* get_selectable_node_below();
 	void select_node();
 	tgrid& get_grid() { return grid_; }
+	void layout_initialise(const bool full_initialisation);
 private:
 
 	int calculate_ypos();