diff --git a/core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_10to1_11/packets/BlockItemPackets.java b/core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_10to1_11/packets/BlockItemPackets.java
index af68a2c8..1a657e74 100644
--- a/core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_10to1_11/packets/BlockItemPackets.java
+++ b/core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_10to1_11/packets/BlockItemPackets.java
@@ -237,6 +237,26 @@ public class BlockItemPackets extends BlockItemRewriter<Protocol1_10To1_11> {
                 }
         );
 
+        // Update Block Entity
+        protocol.registerOutgoing(State.PLAY, 0x09, 0x09, new PacketRemapper() {
+            @Override
+            public void registerMap() {
+                map(Type.POSITION); // 0 - Position
+                map(Type.UNSIGNED_BYTE); // 1 - Action
+                map(Type.NBT); // 2 - NBT
+
+                handler(new PacketHandler() {
+                    @Override
+                    public void handle(PacketWrapper wrapper) throws Exception {
+                        // Remove on shulkerbox decleration TODO convert to normal chest to make it work correctly?
+                        if (wrapper.get(Type.UNSIGNED_BYTE, 0) == 10) {
+                            wrapper.cancel();
+                        }
+                    }
+                });
+            }
+        });
+
         protocol.getEntityPackets().registerMetaHandler().handle(e -> {
             Metadata data = e.getData();
 
@@ -253,7 +273,7 @@ public class BlockItemPackets extends BlockItemRewriter<Protocol1_10To1_11> {
         for (int i = 219; i < 235; i++)
             rewriteBlockItem(i,
                     new Item((short) 54, (byte) 1, (short) 0, getNamedTag("1.11 Shulker Box (Color #" + (i - 219) + ")")),
-                    new Block(i, 1));
+                    new Block(54, 1));
 
         // Observer to Dispenser TODO facing position?
         rewriteBlockItem(218, new Item((short) 23, (byte) 1, (short) 0, getNamedTag("1.11 Observer")), new Block(23, 0));
diff --git a/core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_10to1_11/packets/SoundPackets.java b/core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_10to1_11/packets/SoundPackets.java
index b36fd05f..eb9a7c81 100644
--- a/core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_10to1_11/packets/SoundPackets.java
+++ b/core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_10to1_11/packets/SoundPackets.java
@@ -69,10 +69,10 @@ public class SoundPackets extends SoundRewriter<Protocol1_10To1_11> {
     protected void registerRewrites() {
         // TODO find good replacement sounds
         // Automatically generated from PAaaS
-        added(85, -1); // block.shulker_box.close
-        added(86, -1); // block.shulker_box.open
+        added(85, 121, 0.5f); // block.shulker_box.close -> block.wooden_trapdoor.close
+        added(86, 122, 0.5f); // block.shulker_box.open -> block.wooden_trapdoor.open
 
-        added(176, -1); // entity.elder_guardian.flop
+        added(176, 227); // entity.elder_guardian.flop -> entity.guardian.flop
 
         removed(196); // entity.experience_orb.touch