diff --git a/src/Acceleration.java b/src/Acceleration.java
index 882c0d8..181922b 100644
--- a/src/Acceleration.java
+++ b/src/Acceleration.java
@@ -1,4 +1,5 @@
-import java.util.*;
+import java.util.AbstractMap;
+import java.util.Map;
 
 public class Acceleration {
 	private double mass;
@@ -9,15 +10,21 @@
 
 	public void updateMass(double mass) {
 		this.mass = mass;
-		acceleration = (getOnground() ? new AbstractMap.SimpleEntry<>((force.getKey() / mass), 0.0)
-				: new AbstractMap.SimpleEntry<>((force.getKey() / mass), (force.getValue() / mass)));
+
+		if (getOnground())
+			acceleration = new AbstractMap.SimpleEntry<>((force.getKey() / mass), 0.0);
+		else
+			acceleration = new AbstractMap.SimpleEntry<>((force.getKey() / mass), (force.getValue() / mass));
 		velocity.updateAcceleration(acceleration);
 	}
 
 	public void updateForce(Map.Entry<Double, Double> force) {
 		this.force = force;
-		acceleration = (getOnground() ? new AbstractMap.SimpleEntry<>((force.getKey() / mass), 0.0)
-				: new AbstractMap.SimpleEntry<>((force.getKey() / mass), (force.getValue() / mass)));
+
+		if (getOnground())
+			acceleration = new AbstractMap.SimpleEntry<>((force.getKey() / mass), 0.0);
+		else
+			acceleration = new AbstractMap.SimpleEntry<>((force.getKey() / mass), (force.getValue() / mass));
 		velocity.updateAcceleration(acceleration);
 	}