diff --git a/src/killer_sokoban/Worker.java b/src/killer_sokoban/Worker.java
index e7f38ae88041f759ea21e272d5fc72c0079b3159..0db3f6c748922e6458e4d8535f707a30c795512c 100644
--- a/src/killer_sokoban/Worker.java
+++ b/src/killer_sokoban/Worker.java
@@ -1,10 +1,9 @@
 package killer_sokoban;
 
-import java.util.ArrayList;
 
 public class Worker extends Moveable {
 	
-	private boolean alive;
+	private boolean alive=true;
 	private int points;
 	private double force;
 	private double activeForce;