diff --git a/NCPCompatBukkit/src/main/java/fr/neatmonster/nocheatplus/compat/bukkit/MCAccessBukkitModern.java b/NCPCompatBukkit/src/main/java/fr/neatmonster/nocheatplus/compat/bukkit/MCAccessBukkitModern.java
index 74bb3015..e1d3ec4d 100644
--- a/NCPCompatBukkit/src/main/java/fr/neatmonster/nocheatplus/compat/bukkit/MCAccessBukkitModern.java
+++ b/NCPCompatBukkit/src/main/java/fr/neatmonster/nocheatplus/compat/bukkit/MCAccessBukkitModern.java
@@ -10,6 +10,7 @@ import fr.neatmonster.nocheatplus.compat.blocks.init.BlockInit;
 import fr.neatmonster.nocheatplus.compat.bukkit.model.BukkitFence;
 import fr.neatmonster.nocheatplus.compat.bukkit.model.BukkitGate;
 import fr.neatmonster.nocheatplus.compat.bukkit.model.BukkitShapeModel;
+import fr.neatmonster.nocheatplus.compat.bukkit.model.BukkitShulkerBox;
 import fr.neatmonster.nocheatplus.compat.bukkit.model.BukkitSlab;
 import fr.neatmonster.nocheatplus.compat.bukkit.model.BukkitStairs;
 import fr.neatmonster.nocheatplus.config.WorldConfigProvider;
@@ -30,6 +31,7 @@ public class MCAccessBukkitModern extends MCAccessBukkit {
             0.075 + 0.3, 0.925  - 0.3, 1.5);
     private static final BukkitShapeModel MODEL_GATE = new BukkitGate(
             0.075 + 0.3, 0.925  - 0.3, 1.5);
+    private static final BukkitShapeModel MODEL_SHULKER_BOX = new BukkitShulkerBox(); 
 
     public MCAccessBukkitModern() {
         super();
@@ -53,7 +55,8 @@ public class MCAccessBukkitModern extends MCAccessBukkit {
 
         // Directly keep blocks as is.
         for (final Material mat : new Material[] {
-                BridgeMaterial.MOVING_PISTON
+                BridgeMaterial.MOVING_PISTON,
+                Material.SNOW
         }) {
             processedBlocks.add(mat);
         }
@@ -73,6 +76,12 @@ public class MCAccessBukkitModern extends MCAccessBukkit {
             shapeModels.put(mat, MODEL_SLAB);
         }
 
+        // Shulker boxes.
+        for (final Material mat : MaterialUtil.SHULKER_BOXES) {
+            processedBlocks.add(mat);
+            shapeModels.put(mat, MODEL_SHULKER_BOX);
+        }
+
         // Sort to processed by flags.
         for (final Material mat : Material.values()) {
             final long flags = BlockProperties.getBlockFlags(mat);
@@ -92,7 +101,7 @@ public class MCAccessBukkitModern extends MCAccessBukkit {
                     shapeModels.put(mat, MODEL_THICK_FENCE);
                 }
             }
-            // ... (heads, chests, static, shulker box ...)
+            // ... (chests, snow, heads, static)
         }
 
         super.setupBlockProperties(worldConfigProvider);
diff --git a/NCPCompatBukkit/src/main/java/fr/neatmonster/nocheatplus/compat/bukkit/model/BukkitShulkerBox.java b/NCPCompatBukkit/src/main/java/fr/neatmonster/nocheatplus/compat/bukkit/model/BukkitShulkerBox.java
new file mode 100644
index 00000000..7b2db2bb
--- /dev/null
+++ b/NCPCompatBukkit/src/main/java/fr/neatmonster/nocheatplus/compat/bukkit/model/BukkitShulkerBox.java
@@ -0,0 +1,34 @@
+package fr.neatmonster.nocheatplus.compat.bukkit.model;
+
+import org.bukkit.World;
+import org.bukkit.block.Block;
+import org.bukkit.block.BlockState;
+import org.bukkit.block.Container;
+
+import fr.neatmonster.nocheatplus.utilities.map.BlockCache;
+
+public class BukkitShulkerBox implements BukkitShapeModel {
+
+    @Override
+    public double[] getShape(final BlockCache blockCache, 
+            final World world, final int x, final int y, final int z) {
+
+        final Block block = world.getBlockAt(x, y, z);
+        final BlockState state = block.getState();
+        //final BlockData blockData = state.getBlockData();
+
+        if (state instanceof Container) {
+            if (!((Container) state).getInventory().getViewers().isEmpty()) {
+                return new double[] {0.0, 0.0, 0.0, 1.0, 1.5, 1.0};
+            }
+        }
+        return new double[] {0.0, 0.0, 0.0, 1.0, 1.0, 1.0};
+    }
+
+    @Override
+    public int getFakeData(final BlockCache blockCache, 
+            final World world, final int x, final int y, final int z) {
+        return 0;
+    }
+
+}
diff --git a/NCPCore/src/main/java/fr/neatmonster/nocheatplus/compat/blocks/init/vanilla/BlocksMC1_13.java b/NCPCore/src/main/java/fr/neatmonster/nocheatplus/compat/blocks/init/vanilla/BlocksMC1_13.java
index c936268a..66d2b409 100644
--- a/NCPCore/src/main/java/fr/neatmonster/nocheatplus/compat/blocks/init/vanilla/BlocksMC1_13.java
+++ b/NCPCore/src/main/java/fr/neatmonster/nocheatplus/compat/blocks/init/vanilla/BlocksMC1_13.java
@@ -79,6 +79,11 @@ public class BlocksMC1_13 implements BlockPropertiesSetup {
         // Wall torch
         BlockInit.setInstantAir("WALL_TORCH");
 
+        // Shulker boxes.
+        for (Material mat : MaterialUtil.SHULKER_BOXES) {
+            BlockFlags.addFlags(mat, BlockProperties.F_XZ100 | BlockFlags.SOLID_GROUND);
+        }
+
         // Stone types.
         for (Material mat : BridgeMaterial.getAllBlocks("andesite", "diorite", "granite", 
                 "polished_andesite", "polished_diorite", "polished_granite",