diff --git a/src/gui/widgets/listbox.cpp b/src/gui/widgets/listbox.cpp
index 78d103c76a7..04fefea52f7 100644
--- a/src/gui/widgets/listbox.cpp
+++ b/src/gui/widgets/listbox.cpp
@@ -53,7 +53,6 @@ listbox::listbox(const implementation::builder_styled_widget& builder,
 	, generator_(nullptr)
 	, is_horizontal_(placement == generator_base::horizontal_list)
 	, list_builder_(list_builder)
-	, need_layout_(false)
 	, orders_()
 	, callback_order_change_()
 {
@@ -394,9 +393,7 @@ void listbox::resize_content(const int width_modification,
 
 		// Set new size.
 		content_grid()->set_size(size);
-
-		// Set status.
-		need_layout_ = true;
+		update_layout();
 
 		// If the content grows assume it "overwrites" the old content.
 		if(width_modification < 0 || height_modification < 0) {
@@ -430,11 +427,6 @@ void listbox::resize_content(const widget& row)
 	resize_content(size.x, size.y);
 }
 
-void listbox::layout_children()
-{
-	layout_children(false);
-}
-
 point listbox::calculate_best_size() const
 {
 	// Get the size from the base class, then add any extra space for the header and footer.
@@ -608,8 +600,7 @@ void listbox::order_by(const generator_base::order_func& func)
 {
 	generator_->set_order(func);
 
-	queue_redraw();
-	need_layout_ = true;
+	update_layout();
 }
 
 void listbox::set_column_order(unsigned col, const generator_sort_array& func)
@@ -682,20 +673,16 @@ void listbox::set_content_size(const point& origin, const point& size)
 	content_grid()->place(origin, s);
 }
 
-void listbox::layout_children(const bool force)
+void listbox::update_layout()
 {
 	assert(content_grid());
 
-	if(need_layout_ || force) {
-		content_grid()->place(content_grid()->get_origin(), content_grid()->get_size());
+	content_grid()->place(content_grid()->get_origin(), content_grid()->get_size());
 
-		const SDL_Rect& visible = content_visible_area_;
+	const SDL_Rect& visible = content_visible_area_;
+	content_grid()->set_visible_rectangle(visible);
 
-		content_grid()->set_visible_rectangle(visible);
-
-		need_layout_ = false;
-		queue_redraw();
-	}
+	queue_redraw();
 }
 
 // }---------- DEFINITION ---------{
diff --git a/src/gui/widgets/listbox.hpp b/src/gui/widgets/listbox.hpp
index 490c1605e43..442084988ba 100644
--- a/src/gui/widgets/listbox.hpp
+++ b/src/gui/widgets/listbox.hpp
@@ -253,9 +253,6 @@ public:
 	/** See @ref widget::place. */
 	virtual void place(const point& origin, const point& size) override;
 
-	/** See @ref widget::layout_children. */
-	virtual void layout_children() override;
-
 	/***** ***** ***** setters / getters for members ***** ****** *****/
 
 	void order_by(const generator_base::order_func& func);
@@ -366,8 +363,6 @@ private:
 	/** Contains the builder for the new items. */
 	builder_grid_const_ptr list_builder_;
 
-	bool need_layout_;
-
 	typedef std::vector<std::pair<selectable_item*, generator_sort_array>> torder_list;
 	torder_list orders_;
 
@@ -404,8 +399,8 @@ private:
 	 */
 	void resize_content(const widget& row);
 
-	/** Layouts the children if needed. */
-	void layout_children(const bool force);
+	/** Updates internal layout. */
+	void update_layout();
 
 	/** Inherited from scrollbar_container. */
 	virtual void set_content_size(const point& origin, const point& size) override;