diff --git a/common/sys/src/phys.rs b/common/sys/src/phys.rs
index a7e85f36fe..55749deba0 100644
--- a/common/sys/src/phys.rs
+++ b/common/sys/src/phys.rs
@@ -457,7 +457,8 @@ impl<'a> PhysicsSystemData<'a> {
                         Collider::Voxel { .. } => {
                             // for now, treat entities with voxel colliders as their bounding
                             // cylinders for the purposes of colliding them with terrain
-                            let radius = collider.get_radius() * scale;
+                            // Actually no, make them smaller to avoid lag
+                            let radius = collider.get_radius() * scale * 0.1;
                             let (z_min, z_max) = collider.get_z_limits(scale);
 
                             let cylinder = (radius, z_min, z_max);