diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/MatteryBlockEntity.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/MatteryBlockEntity.kt
index 59d9efe96..40941bf09 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/MatteryBlockEntity.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/MatteryBlockEntity.kt
@@ -413,7 +413,6 @@ abstract class MatteryBlockEntity(p_155228_: BlockEntityType<*>, p_155229_: Bloc
 	}
 
 	private var _subCache: ChunkSubscribers? = null
-	private val subscription get() = _subCache ?: subscribe()
 	private var playerListUpdated = false
 
 	private fun unsubscribe() {
@@ -430,7 +429,10 @@ abstract class MatteryBlockEntity(p_155228_: BlockEntityType<*>, p_155229_: Bloc
 		playerListUpdated = false
 	}
 
-	private fun subscribe(): ChunkSubscribers {
+	private fun subscribe() {
+		if (!syncher.hasChildren)
+			return
+
 		val level = level
 		check(level is ServerLevel) { "Invalid realm" }
 		unsubscribe()
@@ -442,7 +444,6 @@ abstract class MatteryBlockEntity(p_155228_: BlockEntityType<*>, p_155229_: Bloc
 		subs.subscribe(this)
 		_subCache = subs
 		playerListUpdated = true
-		return subs
 	}
 
 	private class ChunkSubscribers(level: ServerLevel, val chunkPos: Long) {
diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/network/syncher/SynchableGroup.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/network/syncher/SynchableGroup.kt
index bc3ee3c78..9b5ad3f04 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/network/syncher/SynchableGroup.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/network/syncher/SynchableGroup.kt
@@ -66,6 +66,9 @@ class SynchableGroup : Observer, ISynchable, Iterable<ISynchable> {
 	override val hasRemotes: Boolean
 		get() = remotes.isNotEmpty()
 
+	val hasChildren: Boolean
+		get() = slots.any { it != null }
+
 	override fun iterator(): Iterator<ISynchable> {
 		return slots.iterator().map { it?.synchable }.filterNotNull()
 	}