diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/core/Ext.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/core/Ext.kt
index 04120682f..718e617b1 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/core/Ext.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/core/Ext.kt
@@ -188,24 +188,6 @@ fun <T : Enum<T>> T.prev(values: Array<out T>): T {
 	return values[next]
 }
 
-fun IntArray.shuffle(random: RandomGenerator) {
-	for (i in lastIndex downTo 1) {
-		val j = random.nextInt(i + 1)
-		val copy = this[i]
-		this[i] = this[j]
-		this[j] = copy
-	}
-}
-
-fun <T> MutableList<T>.shuffle(random: RandomGenerator) {
-	for (i in lastIndex downTo 1) {
-		val j = random.nextInt(i + 1)
-		val copy = this[i]
-		this[i] = this[j]
-		this[j] = copy
-	}
-}
-
 fun IntArray.shuffle(random: RandomSource) {
 	for (i in lastIndex downTo 1) {
 		val j = random.nextInt(i + 1)
@@ -216,12 +198,7 @@ fun IntArray.shuffle(random: RandomSource) {
 }
 
 fun <T> MutableList<T>.shuffle(random: RandomSource) {
-	for (i in lastIndex downTo 1) {
-		val j = random.nextInt(i + 1)
-		val copy = this[i]
-		this[i] = this[j]
-		this[j] = copy
-	}
+	return Util.shuffle(this, random)
 }
 
 fun <T> List<T>.random(random: RandomGenerator): T {