diff --git a/FightSystem_14/src/de/steamwar/fightsystem/utils/TechHider_14.java b/FightSystem_14/src/de/steamwar/fightsystem/utils/TechHider_14.java
index 46263f9..81c931a 100644
--- a/FightSystem_14/src/de/steamwar/fightsystem/utils/TechHider_14.java
+++ b/FightSystem_14/src/de/steamwar/fightsystem/utils/TechHider_14.java
@@ -59,8 +59,7 @@ public class TechHider_14 {
                 boolean changed = false;
                 for(int i = nmsTags.size() - 1; i >= 0; i--){
                     NbtBase<?> nbtBase = nmsTags.get(i);
-                    if(!(nbtBase instanceof NbtCompound))
-                        throw new SecurityException("Hä?" + nbtBase.getClass().getName());
+                    assert nbtBase instanceof NbtCompound;
                     NbtCompound nbt = (NbtCompound) nbtBase;
                     if(Config.HiddenBlockEntities.contains(nbt.getString("id"))){
                         nmsTags.remove(i);
diff --git a/FightSystem_15/src/de/steamwar/fightsystem/utils/TechHider_15.java b/FightSystem_15/src/de/steamwar/fightsystem/utils/TechHider_15.java
index e249666..3c39021 100644
--- a/FightSystem_15/src/de/steamwar/fightsystem/utils/TechHider_15.java
+++ b/FightSystem_15/src/de/steamwar/fightsystem/utils/TechHider_15.java
@@ -59,8 +59,7 @@ public class TechHider_15 {
                 boolean changed = false;
                 for(int i = nmsTags.size() - 1; i >= 0; i--){
                     NbtBase<?> nbtBase = nmsTags.get(i);
-                    if(!(nbtBase instanceof NbtCompound))
-                        throw new SecurityException("Hä?" + nbtBase.getClass().getName());
+                    assert nbtBase instanceof NbtCompound;
                     NbtCompound nbt = (NbtCompound) nbtBase;
                     if(Config.HiddenBlockEntities.contains(nbt.getString("id"))){
                         nmsTags.remove(i);