diff --git a/BauSystem_Main/src/de/steamwar/bausystem/features/world/SpectatorListener.java b/BauSystem_Main/src/de/steamwar/bausystem/features/world/SpectatorListener.java
index 58c0d508..5563f7a6 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/features/world/SpectatorListener.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/features/world/SpectatorListener.java
@@ -23,7 +23,6 @@ import de.steamwar.bausystem.BauSystem;
 import de.steamwar.bausystem.Permission;
 import de.steamwar.bausystem.config.BauServer;
 import de.steamwar.bausystem.utils.BauMemberUpdateEvent;
-import de.steamwar.core.CraftbukkitWrapper;
 import de.steamwar.inventory.SWItem;
 import de.steamwar.linkage.Linked;
 import de.steamwar.sql.BauweltMember;
@@ -98,7 +97,7 @@ public class SpectatorListener implements Listener {
         materials.add(Material.WATER);
         materials.remove(Material.BARRIER);
         materials.remove(Material.STONE);
-        TechHider techHider = new TechHider((player, i, i1) -> {
+        TechHider techHider = new TechHider((TechHider.LocationEvaluator) (player, i, i1) -> {
             return Permission.BUILD.hasPermission(player) || Permission.isTempOnlySpectator(player) || NO_TECHHIDER.contains(player);
         }, Material.END_STONE, materials, new HashSet<>());
         techHider.enable();
diff --git a/BauSystem_Main/src/de/steamwar/bausystem/features/xray/XrayCommand.java b/BauSystem_Main/src/de/steamwar/bausystem/features/xray/XrayCommand.java
index 2e5d90a0..59e88ec5 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/features/xray/XrayCommand.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/features/xray/XrayCommand.java
@@ -148,7 +148,7 @@ public class XrayCommand extends SWCommand implements Listener, ScoreboardElemen
     }
 
     private TechHider createXray(Region rg, Set<Material> obfuscate) {
-        TechHider current = new TechHider((p, cX, cY) -> {
+        TechHider current = new TechHider((TechHider.LocationEvaluator) (p, cX, cY) -> {
             if (rg.buildChunkOutside(cX, cY)) return true;
             return !hidden.get(rg).contains(p);
         }, Material.STRUCTURE_VOID, obfuscate, new HashSet<>());