diff --git a/src/hud.rs b/src/hud.rs
index d4f99fa..f1d0168 100644
--- a/src/hud.rs
+++ b/src/hud.rs
@@ -676,6 +676,14 @@ fn update_target_selectagon(
             selectagon_trans.translation = target_trans.translation;
             selectagon_trans.scale = target_trans.scale;
             selectagon_trans.rotation = camera_trans.rotation;
+
+            // Enlarge Selectagon to a minimum angular diameter
+            let (angular_diameter, _, _) = camera::calc_angular_diameter(
+                &selectagon_trans, camera_trans);
+            let min_angular_diameter = 2.0f32.to_radians();
+            if angular_diameter < min_angular_diameter {
+                selectagon_trans.scale *= min_angular_diameter / angular_diameter;
+            }
         }
         else {
             match *selectagon_vis {