diff --git a/src/napari_ome_zarr_navigator/img_browser.py b/src/napari_ome_zarr_navigator/img_browser.py
index 2487bdb..2f22f1f 100644
--- a/src/napari_ome_zarr_navigator/img_browser.py
+++ b/src/napari_ome_zarr_navigator/img_browser.py
@@ -218,7 +218,7 @@ def go_to_well(self):
             self.viewer.add_shapes(
                 rec,
                 shape_type="rectangle",
-                edge_width=10,
+                edge_width=5,
                 edge_color="white",
                 face_color="transparent",
                 name=f"{well[0]}{well[1]}",