diff --git a/src/main/kotlin/ru/dbotthepony/kstarbound/defs/world/TerrainSelectorParameters.kt b/src/main/kotlin/ru/dbotthepony/kstarbound/defs/world/TerrainSelectorParameters.kt
index fbf4f5de..434e1fa6 100644
--- a/src/main/kotlin/ru/dbotthepony/kstarbound/defs/world/TerrainSelectorParameters.kt
+++ b/src/main/kotlin/ru/dbotthepony/kstarbound/defs/world/TerrainSelectorParameters.kt
@@ -16,21 +16,9 @@ data class TerrainSelectorParameters(
 ) {
 	fun withSeed(seed: Long) = copy(seed = seed)
 	fun withCommonality(commonality: Double) = copy(commonality = commonality)
-	private var random: RandomGenerator? = null
 
 	fun random(): RandomGenerator {
-		return random ?: ru.dbotthepony.kstarbound.util.random.random(seed)
-	}
-
-	fun withRandom(): TerrainSelectorParameters {
-		if (random == null)
-			return withRandom(ru.dbotthepony.kstarbound.util.random.random(seed))
-
-		return this
-	}
-
-	fun withRandom(randomGenerator: RandomGenerator): TerrainSelectorParameters {
-		return copy().also { it.random = randomGenerator }
+		return ru.dbotthepony.kstarbound.util.random.random(seed)
 	}
 
 	fun noiseAngle(x: Int): Pair<Double, Double> {