diff --git a/egui_node_graph/src/editor_ui.rs b/egui_node_graph/src/editor_ui.rs
index 66c404b..07988ae 100644
--- a/egui_node_graph/src/editor_ui.rs
+++ b/egui_node_graph/src/editor_ui.rs
@@ -522,7 +522,7 @@ where
                 fill: self.graph[self.node_id]
                     .user_data
                     .titlebar_color(ui, self.node_id, self.graph, user_state)
-                    .unwrap_or(background_color.lighten(0.8)),
+                    .unwrap_or_else(|| background_color.lighten(0.8)),
                 stroke: Stroke::none(),
             });