diff --git a/core/src/main/java/com/boydti/fawe/FaweCache.java b/core/src/main/java/com/boydti/fawe/FaweCache.java
index af1bccff..c016c367 100644
--- a/core/src/main/java/com/boydti/fawe/FaweCache.java
+++ b/core/src/main/java/com/boydti/fawe/FaweCache.java
@@ -152,6 +152,9 @@ public class FaweCache {
             int id = i >> 4;
         int data = i & 0xf;
         if (FaweCache.hasNBT(id)) {
+            if (id == 137 || id == 188 || id == 189){
+                System.out.println("Has NBT: " + id + " Data: " + data);
+            }
             CACHE_BLOCK[i] = new ImmutableNBTBlock(id, data);
         } else if (FaweCache.hasData(id)) {
             CACHE_BLOCK[i] = new ImmutableBlock(id, data);