diff --git a/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/panzern/algorithms/PistonLine.java b/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/panzern/algorithms/PistonLine.java
index e8f84e84..68349d6f 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/panzern/algorithms/PistonLine.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/features/slaves/panzern/algorithms/PistonLine.java
@@ -19,8 +19,6 @@
 
 package de.steamwar.bausystem.features.slaves.panzern.algorithms;
 
-import com.sk89q.worldedit.world.block.BlockTypes;
-import com.sk89q.worldedit.world.registry.BlockRegistry;
 import de.steamwar.bausystem.features.slaves.MaterialUtils;
 import de.steamwar.bausystem.features.slaves.panzern.PanzernAlgorithm;
 import de.steamwar.bausystem.features.slaves.panzern.PanzernResult;
@@ -31,7 +29,6 @@ import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
 import org.bukkit.block.data.BlockData;
 import org.bukkit.block.data.type.Piston;
-import org.bukkit.craftbukkit.v1_15_R1.block.CraftBlock;
 
 import java.util.Map;
 import java.util.Set;