diff --git a/gradle.properties b/gradle.properties
index 8e5e9043..6264f900 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -5,8 +5,8 @@ org.gradle.jvmargs=-Xmx1G
 	# check these on https://fabricmc.net/use
     # or better: https://modmuss50.me/fabric.html
 	minecraft_version=1.15.2
-	yarn_mappings=1.15.2+build.1
-	loader_version=0.7.5+build.178
+	yarn_mappings=1.15.2+build.7
+	loader_version=0.7.6+build.180
 
 # Mod Properties
 	mod_version = 1.3.7+v200127
diff --git a/src/main/java/carpet/mixins/ContainerMixin.java b/src/main/java/carpet/mixins/ContainerMixin.java
index 2056d82f..21075b1c 100644
--- a/src/main/java/carpet/mixins/ContainerMixin.java
+++ b/src/main/java/carpet/mixins/ContainerMixin.java
@@ -19,19 +19,19 @@ import java.util.List;
 @Mixin(Container.class)
 public abstract class ContainerMixin
 {
-    @Shadow @Final public List<Slot> slotList;
-    
+    @Shadow @Final public List<Slot> slots;
+
     @Shadow public abstract ItemStack onSlotClick(int int_1, int int_2, SlotActionType slotActionType_1, PlayerEntity playerEntity_1);
     
     @Shadow public abstract void sendContentUpdates();
-    
+
     @Inject( method = "onSlotClick", at = @At(value = "HEAD"), cancellable = true)
     private void onThrowClick( int slotId, int clickData, SlotActionType actionType, PlayerEntity playerEntity, CallbackInfoReturnable<ItemStack> cir)
     {
         if (actionType == SlotActionType.THROW && CarpetSettings.ctrlQCraftingFix && playerEntity.inventory.getCursorStack().isEmpty() && slotId >= 0)
         {
             ItemStack itemStack_1 = ItemStack.EMPTY;
-            Slot slot_4 = slotList.get(slotId);
+            Slot slot_4 = slots.get(slotId);
             if (slot_4 != null && slot_4.hasStack() && slot_4.canTakeItems(playerEntity))
             {
                 if(slotId == 0 && clickData == 1)
diff --git a/src/main/java/carpet/script/CarpetExpression.java b/src/main/java/carpet/script/CarpetExpression.java
index 9783a422..4741d425 100644
--- a/src/main/java/carpet/script/CarpetExpression.java
+++ b/src/main/java/carpet/script/CarpetExpression.java
@@ -43,7 +43,7 @@ import net.minecraft.block.CommandBlock;
 import net.minecraft.block.JigsawBlock;
 import net.minecraft.block.StructureBlock;
 import net.minecraft.block.entity.BlockEntity;
-import net.minecraft.client.network.packet.GuiSlotUpdateS2CPacket;
+import net.minecraft.client.network.packet.ContainerSlotUpdateS2CPacket;
 import net.minecraft.client.network.packet.PlaySoundIdS2CPacket;
 import net.minecraft.command.arguments.ItemStackArgument;
 import net.minecraft.command.arguments.ParticleArgumentType;
@@ -1890,7 +1890,7 @@ public class CarpetExpression
         if (inventory.owner instanceof ServerPlayerEntity && !inventory.isEnder)
         {
             ServerPlayerEntity player = (ServerPlayerEntity) inventory.owner;
-            player.networkHandler.sendPacket(new GuiSlotUpdateS2CPacket(
+            player.networkHandler.sendPacket(new ContainerSlotUpdateS2CPacket(
                     -2,
                     int_1,
                     inventory.inventory.getInvStack(int_1)