diff --git a/crates/ui-egui/tests/eyedropper_ring.rs b/crates/ui-egui/tests/it/eyedropper_ring.rs
similarity index 98%
rename from crates/ui-egui/tests/eyedropper_ring.rs
rename to crates/ui-egui/tests/it/eyedropper_ring.rs
index 74c2321178..f93ecf06ca 100644
--- a/crates/ui-egui/tests/eyedropper_ring.rs
+++ b/crates/ui-egui/tests/it/eyedropper_ring.rs
@@ -105,6 +105,7 @@ fn outer_edge_reads(img: &Shot, c: Pos2) -> bool {
 
 #[test]
 fn ring_reads_over_a_flat_area_of_its_own_colour() {
+    let _gpu = photocraft_testkit::gpu_lock();
     let Some(mut h) = harness() else { return };
     h.run_steps(4);
     let c = setup(&mut h);
@@ -126,6 +127,7 @@ fn ring_reads_over_a_flat_area_of_its_own_colour() {
 
 #[test]
 fn show_sampling_ring_off_draws_nothing() {
+    let _gpu = photocraft_testkit::gpu_lock();
     let Some(mut h) = harness() else { return };
     h.run_steps(4);
     let c = setup(&mut h);
diff --git a/crates/ui-egui/tests/it/main.rs b/crates/ui-egui/tests/it/main.rs
index a65e094315..2c90cf7981 100644
--- a/crates/ui-egui/tests/it/main.rs
+++ b/crates/ui-egui/tests/it/main.rs
@@ -17,6 +17,7 @@ mod custom_print_paper;
 mod display_shadows;
 mod drag_preview_canvas;
 mod export_as_scaling;
+mod eyedropper_ring;
 mod full_res_preview;
 mod gpu_device_loss;
 mod layout_perf;