diff --git a/BauSystem_Main/src/de/steamwar/bausystem/world/RedstoneListener.java b/BauSystem_Main/src/de/steamwar/bausystem/world/RedstoneListener.java
index 7333dc5..8c87368 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/world/RedstoneListener.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/world/RedstoneListener.java
@@ -31,7 +31,10 @@ import org.bukkit.block.data.type.Piston;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
-import org.bukkit.event.block.*;
+import org.bukkit.event.block.BlockDispenseEvent;
+import org.bukkit.event.block.BlockPistonExtendEvent;
+import org.bukkit.event.block.BlockPistonRetractEvent;
+import org.bukkit.event.block.BlockRedstoneEvent;
 import org.bukkit.event.player.PlayerInteractEvent;
 import org.bukkit.event.player.PlayerQuitEvent;
 import org.bukkit.inventory.ItemStack;