diff --git a/src/main/java/net/pivipi/physics/Physics.java b/src/main/java/net/pivipi/physics/Physics.java
index 651e748..85a9679 100644
--- a/src/main/java/net/pivipi/physics/Physics.java
+++ b/src/main/java/net/pivipi/physics/Physics.java
@@ -19,10 +19,10 @@ public class Physics {
 	public void applyPhysics(double delta) {
 		velocity = velocity.sub(0, gravity * delta, 0);
 		
-		VisibleSweepResult result = Collision.willCollideWithGround(5, entity, velocity.mul(delta));
-		System.out.println(entity.hasCollision());
-		if (result != null) {
-			System.out.println(result.res);
+		VisibleSweepResult result = Collision.willCollideWithGround(5, entity, velocity);
+		System.out.println(result);
+		if (entity.isOnGround()) {
+			//System.out.println(result.res);
 			velocity = velocity.mul(0, -bounciness, 0);
 		}