diff --git a/src/main/java/de/fanta/challenges/utils/SaveWorldUtils.java b/src/main/java/de/fanta/challenges/utils/SaveWorldUtils.java
index 1c99518..66a5d77 100644
--- a/src/main/java/de/fanta/challenges/utils/SaveWorldUtils.java
+++ b/src/main/java/de/fanta/challenges/utils/SaveWorldUtils.java
@@ -9,7 +9,6 @@
 import de.fanta.challenges.events.ServerStatusChangedEvent;
 import org.apache.commons.io.FileUtils;
 import org.bukkit.Bukkit;
-import org.bukkit.Chunk;
 import org.bukkit.World;
 import org.bukkit.entity.Player;
 
@@ -21,13 +20,10 @@
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.StandardCopyOption;
-import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Properties;
 import java.util.concurrent.CompletableFuture;
-import java.util.concurrent.ExecutionException;
 import java.util.concurrent.atomic.AtomicBoolean;
-import java.util.concurrent.atomic.AtomicReference;
 import java.util.logging.Level;
 
 public class SaveWorldUtils {
@@ -240,7 +236,7 @@
                     if (Files.isDirectory(source)) {
                         target.mkdir();
                     } else {
-                        Files.copy(source, target.toPath(), StandardCopyOption.REPLACE_EXISTING);
+                        Files.move(source, target.toPath(), StandardCopyOption.REPLACE_EXISTING);
                         copiedBytes[0] += source.toFile().length();
                         progress = (double) copiedBytes[0] / totalBytes[0] * 100;
                     }
@@ -256,15 +252,15 @@
         int progress = (int) (value / 100 * 40);
 
         StringBuilder progressBar = new StringBuilder();
-        progressBar.append(ChatUtil.RED + "[");
+        progressBar.append(ChatUtil.RED).append("[");
         for (int i = 0; i < 40; i++) {
             if (i < progress) {
-                progressBar.append(ChatUtil.PINK + "|");
+                progressBar.append(ChatUtil.PINK).append("|");
             } else {
-                progressBar.append(ChatUtil.GREEN + "|");
+                progressBar.append(ChatUtil.GREEN).append("|");
             }
         }
-        progressBar.append(ChatUtil.RED + "] " + ChatUtil.PINK + String.format("%.2f", value) + "%");
+        progressBar.append(ChatUtil.RED).append("] ").append(ChatUtil.PINK).append(String.format("%.2f", value)).append("%");
 
         return progressBar.toString();
     }