diff --git a/compiler/testData/codegen/box/ranges/contains/inCustomObjectRange.kt b/compiler/testData/codegen/box/ranges/contains/inCustomObjectRange.kt
index ed69d00b137..c52fda80d82 100644
--- a/compiler/testData/codegen/box/ranges/contains/inCustomObjectRange.kt
+++ b/compiler/testData/codegen/box/ranges/contains/inCustomObjectRange.kt
@@ -2,7 +2,7 @@
 
 class A(val z: Int) : Comparable<A> {
     override fun compareTo(other: A): Int {
-        return Integer.compare(z, other.z)
+        return z.compareTo(other.z)
     }
 }