diff --git a/src/main/java/me/cortex/voxy/client/core/rendering/building/OccupancySet.java b/src/main/java/me/cortex/voxy/client/core/rendering/building/OccupancySet.java
index 4795c5d4..61e4452d 100644
--- a/src/main/java/me/cortex/voxy/client/core/rendering/building/OccupancySet.java
+++ b/src/main/java/me/cortex/voxy/client/core/rendering/building/OccupancySet.java
@@ -56,7 +56,7 @@ public class OccupancySet {
     }
 
     public int writeSize() {
-        return 8+Long.bitCount(this.topLvl)*8;
+        return 8+Long.bitCount(this.topLvl)*8*8;
     }
 
     public boolean isEmpty() {