diff --git a/crates/ui-egui/tests/it/sidebar_names.rs b/crates/ui-egui/tests/it/sidebar_names.rs
index a6e35aca2a..a81d641345 100644
--- a/crates/ui-egui/tests/it/sidebar_names.rs
+++ b/crates/ui-egui/tests/it/sidebar_names.rs
@@ -51,7 +51,8 @@ fn a_month_triangle_names_its_year() {
     for (id, captured) in ids.into_iter().zip(["2025-03-05T10:00:00", "2026-03-05T10:00:00"]) {
         session.catalog.apply(lightcraft_catalog::Op::SetCaptured { id, captured: Some(captured.into()) }).expect("the capture time is set");
     }
-    let mut app = LightcraftApp::new(session, Services { png: None, ..Default::default() });
+    // Keep host-folder discovery from moving rows between a queued click and its frame (#3858).
+    let mut app = LightcraftApp::new(session, Services { png: None, local_places: Some(Vec::new()), ..Default::default() });
     app.headless_host = true;
     app.ui.left_panel = true;
     app.ui.view = ViewMode::PhotoGrid;