diff --git a/src/visibility.rs b/src/visibility.rs
index 9332b6b..754dcc9 100644
--- a/src/visibility.rs
+++ b/src/visibility.rs
@@ -44,6 +44,7 @@ impl Viewshed {
     pub fn is_point_visible(&self, point: &dyn PointLike) -> bool {
         self.visible_points.contains(&point.into())
     }
+
     fn update(
         &mut self,
         viewer_entity: &Entity,
@@ -79,7 +80,7 @@ impl Viewshed {
                 let mut entities = HashSet::new();
                 let shape_pos = (Vec2::new(coord.x as f32 + 0.5, coord.y as f32 + 0.5), 0.);
                 let dest = point!(coord.x as f32 + 0.5, coord.y as f32 + 0.5);
-                if na::distance(&origin, &dest) >= self.range as f32 {
+                if na::distance(&origin, &dest) > self.range as f32 {
                     return u8::MAX;
                 }
                 let mut opacity = 0;