diff --git a/src/main/java/turniplabs/halplibe/helper/gui/Guis.java b/src/main/java/turniplabs/halplibe/helper/gui/Guis.java
index 7ff2d4f..93d22c3 100644
--- a/src/main/java/turniplabs/halplibe/helper/gui/Guis.java
+++ b/src/main/java/turniplabs/halplibe/helper/gui/Guis.java
@@ -2,6 +2,7 @@
 
 import net.minecraft.client.entity.player.EntityPlayerSP;
 import net.minecraft.client.gui.*;
+import net.minecraft.core.block.BlockChest;
 import net.minecraft.core.block.entity.*;
 import net.minecraft.core.entity.player.EntityPlayer;
 import net.minecraft.core.item.ItemStack;
@@ -83,15 +84,15 @@ private int getSlot(EntityPlayer player, ItemStack itemStack) {
         Server Guis
        ============== */
 
-    public static final RegisteredGui CHEST = GuiHelper.registerServerGui("minecraft", "chest", new TileGuiFactory<TileEntityChest>() {
+    public static final RegisteredGui CHEST = GuiHelper.registerServerGui("minecraft", "chest", new BlockGuiFactory() {
         @Override
-        public @NotNull GuiScreen createGui(@NotNull RegisteredGui gui, @NotNull EntityPlayerSP player, @NotNull TileEntityChest tile) {
-            return new GuiChest(player.inventory, tile);
+        public @NotNull GuiScreen createGui(@NotNull RegisteredGui gui, @NotNull EntityPlayerSP player, int x, int y, int z) {
+            return new GuiChest(player.inventory, BlockChest.getInventory(player.world, x, y, z));
         }
 
         @Override
-        public @NotNull Container createContainer(@NotNull RegisteredGui gui, @NotNull EntityPlayerMP player, @NotNull TileEntityChest tile) {
-            return new ContainerChest(player.inventory, tile);
+        public @NotNull Container createContainer(@NotNull RegisteredGui gui, @NotNull EntityPlayerMP player, int x, int y, int z) {
+            return new ContainerChest(player.inventory, BlockChest.getInventory(player.world, x, y, z));
         }
     });
 
diff --git a/src/main/java/turniplabs/halplibe/helper/gui/factory/IGuiFactory.java b/src/main/java/turniplabs/halplibe/helper/gui/factory/IGuiFactory.java
index 804441e..289955d 100644
--- a/src/main/java/turniplabs/halplibe/helper/gui/factory/IGuiFactory.java
+++ b/src/main/java/turniplabs/halplibe/helper/gui/factory/IGuiFactory.java
@@ -5,7 +5,6 @@
 import net.minecraft.core.item.ItemStack;
 import net.minecraft.core.player.inventory.Container;
 import net.minecraft.server.entity.player.EntityPlayerMP;
-import org.jetbrains.annotations.ApiStatus;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import turniplabs.halplibe.helper.gui.packet.PacketOpenBlockGui;
@@ -13,7 +12,6 @@
 import turniplabs.halplibe.helper.gui.packet.PacketOpenItemGui;
 import turniplabs.halplibe.helper.gui.registered.RegisteredGui;
 
-@ApiStatus.Internal
 public interface IGuiFactory {
 
     @NotNull GuiScreen createGui(@NotNull RegisteredGui gui, @NotNull EntityPlayerSP player, @Nullable ItemStack itemStack, int x, int y, int z);
diff --git a/src/main/java/turniplabs/halplibe/mixin/mixins/gui/BlockChestMixin.java b/src/main/java/turniplabs/halplibe/mixin/mixins/gui/BlockChestMixin.java
index 1ee6c3b..bbcd8a7 100644
--- a/src/main/java/turniplabs/halplibe/mixin/mixins/gui/BlockChestMixin.java
+++ b/src/main/java/turniplabs/halplibe/mixin/mixins/gui/BlockChestMixin.java
@@ -6,6 +6,7 @@
 import net.minecraft.core.entity.player.EntityPlayer;
 import net.minecraft.core.world.World;
 import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
 import turniplabs.halplibe.helper.gui.Guis;
 
 @Mixin(
@@ -14,12 +15,15 @@
 )
 public abstract class BlockChestMixin extends BlockTileEntity {
 
+    @Shadow public abstract void checkIfOtherHalfExists(World world, int x, int y, int z);
+
     public BlockChestMixin(String key, int id, Material material) {
         super(key, id, material);
     }
 
     @Override
     public boolean blockActivated(World world, int x, int y, int z, EntityPlayer player) {
+        if(!world.isClientSide) checkIfOtherHalfExists(world, x, y, z);
         Guis.CHEST.open(player, x, y, z);
         return true;
     }