diff --git a/imgui-glow-renderer/examples/02_triangle.rs b/imgui-glow-renderer/examples/02_triangle.rs
index a49bb64..fb41a00 100644
--- a/imgui-glow-renderer/examples/02_triangle.rs
+++ b/imgui-glow-renderer/examples/02_triangle.rs
@@ -52,9 +52,7 @@ fn main() {
                 }
 
                 let ui = imgui_context.frame();
-                // Safety: internally, this reference just gets passed as a
-                // pointer to imgui, which handles the null pointer properly.
-                ui.show_demo_window(unsafe { &mut *std::ptr::null_mut() });
+                ui.show_demo_window(&mut true);
 
                 winit_platform.prepare_render(&ui, window.window());
                 let draw_data = ui.render();
diff --git a/imgui-glow-renderer/examples/03_triangle_gles.rs b/imgui-glow-renderer/examples/03_triangle_gles.rs
index 7609c4e..34f4ac8 100644
--- a/imgui-glow-renderer/examples/03_triangle_gles.rs
+++ b/imgui-glow-renderer/examples/03_triangle_gles.rs
@@ -47,9 +47,7 @@ fn main() {
                 tri_renderer.render(&gl);
 
                 let ui = imgui_context.frame();
-                // Safety: internally, this reference just gets passed as a
-                // pointer to imgui, which handles the null pointer properly.
-                ui.show_demo_window(unsafe { &mut *std::ptr::null_mut() });
+                ui.show_demo_window(&mut true);
 
                 winit_platform.prepare_render(&ui, window.window());
                 let draw_data = ui.render();