diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/graph/Abstract6Graph.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/graph/Abstract6Graph.kt
index e102d0862..5d10b8612 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/graph/Abstract6Graph.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/graph/Abstract6Graph.kt
@@ -11,6 +11,7 @@ import ru.dbotthepony.mc.otm.addPreWorldTicker
 import ru.dbotthepony.mc.otm.core.plus
 import java.util.*
 import kotlin.collections.ArrayList
+import kotlin.collections.HashMap
 
 abstract class Abstract6Graph<T> : IConditionalTickable {
 	@JvmField
@@ -26,7 +27,7 @@ abstract class Abstract6Graph<T> : IConditionalTickable {
 	 * Allows storing arbitrary data by external code
 	 */
 	@JvmField
-	val userData = Object2ObjectAVLTreeMap<UUID, Any>()
+	val userData = HashMap<UUID, Any>()
 
 	abstract fun onNodeRemoved(node: Graph6Node<T>)
 	abstract fun onNodeAdded(node: Graph6Node<T>)