diff --git a/src/main/kotlin/net/shadowfacts/phycon/block/redstone_emitter/RedstoneEmitterBlockEntity.kt b/src/main/kotlin/net/shadowfacts/phycon/block/redstone_emitter/RedstoneEmitterBlockEntity.kt
index 0d9a1b8..dee32fd 100644
--- a/src/main/kotlin/net/shadowfacts/phycon/block/redstone_emitter/RedstoneEmitterBlockEntity.kt
+++ b/src/main/kotlin/net/shadowfacts/phycon/block/redstone_emitter/RedstoneEmitterBlockEntity.kt
@@ -1,6 +1,7 @@
 package net.shadowfacts.phycon.block.redstone_emitter
 
-import alexiil.mc.lib.attributes.item.GroupedItemInvView
+import net.fabricmc.fabric.api.transfer.v1.item.ItemVariant
+import net.fabricmc.fabric.api.transfer.v1.storage.Storage
 import net.minecraft.block.BlockState
 import net.minecraft.item.ItemStack
 import net.minecraft.nbt.NbtCompound
@@ -12,11 +13,10 @@ import net.shadowfacts.phycon.block.DeviceBlockEntity
 import net.shadowfacts.phycon.block.FaceDeviceBlock
 import net.shadowfacts.phycon.init.PhyBlockEntities
 import net.shadowfacts.phycon.packet.DeviceRemovedPacket
-import net.shadowfacts.phycon.packet.ReadGroupedInventoryPacket
+import net.shadowfacts.phycon.packet.ReadItemStoragePacket
 import net.shadowfacts.phycon.packet.RequestInventoryPacket
 import net.shadowfacts.phycon.util.ClientConfigurableDevice
 import net.shadowfacts.phycon.util.GhostInv
-import kotlin.math.round
 
 /**
  * @author shadowfacts
@@ -26,7 +26,7 @@ class RedstoneEmitterBlockEntity(pos: BlockPos, state: BlockState) :
     ClientConfigurableDevice,
     GhostInv {
 
-    private val inventoryCache = mutableMapOf<IPAddress, GroupedItemInvView>()
+    private val inventoryCache = mutableMapOf<IPAddress, Storage<ItemVariant>>()
     var cachedEmittedPower: Int = 0
         private set
 
@@ -45,12 +45,12 @@ class RedstoneEmitterBlockEntity(pos: BlockPos, state: BlockState) :
 
     override fun handle(packet: Packet) {
         when (packet) {
-            is ReadGroupedInventoryPacket -> handleReadInventory(packet)
+            is ReadItemStoragePacket -> handleReadItemStorage(packet)
             is DeviceRemovedPacket -> handleDeviceRemoved(packet)
         }
     }
 
-    private fun handleReadInventory(packet: ReadGroupedInventoryPacket) {
+    private fun handleReadItemStorage(packet: ReadItemStoragePacket) {
         inventoryCache[packet.source] = packet.inventory
         recalculateRedstone()
     }
@@ -66,9 +66,8 @@ class RedstoneEmitterBlockEntity(pos: BlockPos, state: BlockState) :
         if (!world!!.isClient && counter % 20 == 0L) {
             if (counter % 80 == 0L) {
                 updateInventories()
-            } else if (counter % 20 == 0L) {
-                recalculateRedstone()
             }
+            recalculateRedstone()
         }
     }
 
@@ -84,15 +83,16 @@ class RedstoneEmitterBlockEntity(pos: BlockPos, state: BlockState) :
             updateWorld()
             return
         }
+        val variant = ItemVariant.of(stackToMonitor)
         val networkAmount = inventoryCache.values.fold(0) { acc, inv ->
-            acc + inv.getAmount(stackToMonitor)
+            acc + inv.simulateExtract(variant, Long.MAX_VALUE, null).toInt()
         }
         cachedEmittedPower =
             when (mode) {
                 Mode.ANALOG -> if (networkAmount == 0) {
                     0
                 } else {
-                    1 + round(networkAmount / maxAmount.toDouble() * 14).toInt()
+                    1 + (networkAmount / maxAmount.toDouble() * 14).toInt()
                 }
 
                 Mode.DIGITAL -> if (networkAmount >= maxAmount) 15 else 0