--- ../src-base/minecraft/net/minecraft/block/BlockCocoa.java
+++ ../src-work/minecraft/net/minecraft/block/BlockCocoa.java
@@ -51,7 +51,8 @@
             if (i1 < 2)
             {
                 ++i1;
-                p_149674_1_.setBlockMetadataWithNotify(p_149674_2_, p_149674_3_, p_149674_4_, i1 << 2 | getDirection(l), 2);
+                // CraftBukkit
+                org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockGrowEvent(p_149674_1_, p_149674_2_, p_149674_3_, p_149674_4_, this, i1 << 2 | getDirection(l));
             }
         }
     }
