diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/client/render/DynamicBufferSource.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/client/render/DynamicBufferSource.kt
index c6da52cbd..86dd7dfac 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/client/render/DynamicBufferSource.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/client/render/DynamicBufferSource.kt
@@ -85,7 +85,7 @@ class DynamicBufferSource(val minimalBufferSize: Int = 0) : MultiBufferSource {
 		val dependants = ArrayList<State>(0)
 		var priority = -1
 		var dirty: Boolean = false
-		val builder by lazy {
+		val builder by lazy(LazyThreadSafetyMode.NONE) {
 			BufferBuilder(type.bufferSize().coerceAtLeast(minimalBufferSize))
 		}
 	}