diff --git a/spring-messaging/src/test/kotlin/org/springframework/messaging/rsocket/RSocketRequesterExtensionsTests.kt b/spring-messaging/src/test/kotlin/org/springframework/messaging/rsocket/RSocketRequesterExtensionsTests.kt
index b05e718ae3..7454c80153 100644
--- a/spring-messaging/src/test/kotlin/org/springframework/messaging/rsocket/RSocketRequesterExtensionsTests.kt
+++ b/spring-messaging/src/test/kotlin/org/springframework/messaging/rsocket/RSocketRequesterExtensionsTests.kt
@@ -23,7 +23,6 @@ import kotlinx.coroutines.flow.toList
 import kotlinx.coroutines.runBlocking
 import org.assertj.core.api.Assertions.assertThat
 import org.junit.jupiter.api.Test
-import org.mockito.ArgumentMatchers.anyInt
 import org.reactivestreams.Publisher
 import org.springframework.core.ParameterizedTypeReference
 import reactor.core.publisher.Flux
@@ -54,7 +53,7 @@ class RSocketRequesterExtensionsTests {
 		val host = "127.0.0.1"
 		val requester = mockk<RSocketRequester>()
 		val builder = mockk<RSocketRequester.Builder>()
-		every { builder.connectTcp(host, anyInt()) } returns Mono.just(requester)
+		every { builder.connectTcp(host, any()) } returns Mono.just(requester)
 		runBlocking {
 			assertThat(builder.connectTcpAndAwait(host, 0)).isEqualTo(requester)
 		}