diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/core/RandomUtils.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/core/RandomUtils.kt
index 38dd8b17e..cf7da7c9a 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/core/RandomUtils.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/core/RandomUtils.kt
@@ -161,9 +161,9 @@ class RandomByteSource(private val source: RandomSource) {
  */
 fun RandomSource.nextDecimal(bound: Decimal, round: Boolean = false): Decimal {
 	if (round)
-		require(bound > Decimal.ZERO) { "Bound must be positive, $bound given" }
-	else
 		require(bound >= Decimal.ONE) { "Bound must be 1 or bigger, $bound given" }
+	else
+		require(bound > Decimal.ZERO) { "Bound must be positive, $bound given" }
 
 	require(bound.isFinite) { "Bound must be finite" }