diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/ExopackInventoryScreen.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/ExopackInventoryScreen.kt
index fba31c2b9..4abe280f4 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/ExopackInventoryScreen.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/client/screen/ExopackInventoryScreen.kt
@@ -236,10 +236,6 @@ class ExopackInventoryScreen(menu: ExopackInventoryMenu) : MatteryScreen<Exopack
 			menu.enderChestSlots.forEach {
 				SlotPanel(this, grid, it)
 			}
-
-			if (menu.enderChestOpenState.get()) {
-				tab.activate()
-			}
 		}
 
 		makeChargePanels(frame)
@@ -295,6 +291,7 @@ class ExopackInventoryScreen(menu: ExopackInventoryMenu) : MatteryScreen<Exopack
 	}
 
 	init {
+		menu.enderChestOpenState.value = false
 		PacketDistributor.sendToServer(ExopackMenuOpen)
 		ru.dbotthepony.mc.otm.client.minecraft.player?.containerMenu = menu
 	}
diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/menu/input/InstantBooleanInput.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/menu/input/InstantBooleanInput.kt
index de588058c..9de91eb29 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/menu/input/InstantBooleanInput.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/menu/input/InstantBooleanInput.kt
@@ -6,8 +6,6 @@ import java.util.function.BooleanSupplier
 
 class InstantBooleanInput(menu: MatteryMenu) : Delegate<Boolean>, BooleanSupplier {
 	var value = false
-		private set
-
 	val input = menu.booleanInput(true) { value = it }
 
 	override fun get(): Boolean {
diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/network/MatteryPlayerPackets.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/network/MatteryPlayerPackets.kt
index 1bcc75ab1..7c27788fd 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/network/MatteryPlayerPackets.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/network/MatteryPlayerPackets.kt
@@ -229,6 +229,7 @@ object ExopackMenuOpen : CustomPacketPayload {
 
 		if (mattery.hasExopack) {
 			player.containerMenu = mattery.exoPackMenu
+			mattery.exoPackMenu.enderChestOpenState.value = false
 		}
 	}