diff --git a/bukkit/src/main/java/com/boydti/fawe/bukkit/v1_10/BukkitQueue_1_10.java b/bukkit/src/main/java/com/boydti/fawe/bukkit/v1_10/BukkitQueue_1_10.java
index cb895ebc..e5ec88e9 100644
--- a/bukkit/src/main/java/com/boydti/fawe/bukkit/v1_10/BukkitQueue_1_10.java
+++ b/bukkit/src/main/java/com/boydti/fawe/bukkit/v1_10/BukkitQueue_1_10.java
@@ -552,7 +552,7 @@ public class BukkitQueue_1_10 extends BukkitQueue_0<Chunk, ChunkSection[], Chunk
                     }
                     int x = ((int) Math.round(ent.locX) & 15);
                     int z = ((int) Math.round(ent.locZ) & 15);
-                    int y = (int) Math.round(ent.locY);
+                    int y = ((int) Math.round(ent.locY)) & 255;
                     int i = FaweCache.CACHE_I[y][z][x];
                     char[] array = fs.getIdArray(i);
                     if (array == null) {
diff --git a/nukkit/src/main/java/com/boydti/fawe/nukkit/optimization/queue/NukkitQueue.java b/nukkit/src/main/java/com/boydti/fawe/nukkit/optimization/queue/NukkitQueue.java
index e04870fd..be88a775 100644
--- a/nukkit/src/main/java/com/boydti/fawe/nukkit/optimization/queue/NukkitQueue.java
+++ b/nukkit/src/main/java/com/boydti/fawe/nukkit/optimization/queue/NukkitQueue.java
@@ -20,6 +20,7 @@ import com.boydti.fawe.object.FawePlayer;
 import com.boydti.fawe.util.MathMan;
 import com.sk89q.jnbt.CompoundTag;
 import com.sk89q.worldedit.world.World;
+import com.sk89q.worldedit.world.biome.BaseBiome;
 import java.io.File;
 import java.util.ArrayList;
 import java.util.Collection;
@@ -248,7 +249,7 @@ public class NukkitQueue extends NMSMappedFaweQueue<Level, BaseFullChunk, BaseFu
     }
 
     @Override
-    public boolean regenerateChunk(Level level, int x, int z) {
+    public boolean regenerateChunk(Level level, int x, int z, BaseBiome biome, Long seed) {
         level.regenerateChunk(x, z);
         return true;
     }