diff --git a/paper-server/src/main/java/org/bukkit/craftbukkit/CraftChunkSnapshot.java b/paper-server/src/main/java/org/bukkit/craftbukkit/CraftChunkSnapshot.java
index 3ca8103277..5dc6517b52 100644
--- a/paper-server/src/main/java/org/bukkit/craftbukkit/CraftChunkSnapshot.java
+++ b/paper-server/src/main/java/org/bukkit/craftbukkit/CraftChunkSnapshot.java
@@ -132,8 +132,8 @@ public class CraftChunkSnapshot implements ChunkSnapshot {
         Preconditions.checkState(biome != null, "ChunkSnapshot created without biome. Please call getSnapshot with includeBiome=true");
         validateChunkCoordinates(x, y, z);
 
-        DataPaletteBlock<BiomeBase> biome = this.biome[getSectionIndex(y)];
-        return CraftBlock.biomeBaseToBiome((IRegistry<BiomeBase>) biome.registry, biome.get(x >> 2, y >> 2, z >> 2));
+        DataPaletteBlock<BiomeBase> biome = this.biome[getSectionIndex(y >> 2)];
+        return CraftBlock.biomeBaseToBiome((IRegistry<BiomeBase>) biome.registry, biome.get(x >> 2, (y & 0xF) >> 2, z >> 2));
     }
 
     @Override
@@ -146,8 +146,8 @@ public class CraftChunkSnapshot implements ChunkSnapshot {
         Preconditions.checkState(biome != null, "ChunkSnapshot created without biome. Please call getSnapshot with includeBiome=true");
         validateChunkCoordinates(x, y, z);
 
-        DataPaletteBlock<BiomeBase> biome = this.biome[getSectionIndex(y)];
-        return biome.get(x >> 2, y >> 2, z >> 2).getTemperature(new BlockPosition((this.x << 4) | x, y, (this.z << 4) | z));
+        DataPaletteBlock<BiomeBase> biome = this.biome[getSectionIndex(y >> 2)];
+        return biome.get(x >> 2, (y & 0xF) >> 2, z >> 2).getTemperature(new BlockPosition((this.x << 4) | x, y, (this.z << 4) | z));
     }
 
     @Override