diff --git a/spring-cloud-function-kotlin/src/test/kotlin/org/springframework/cloud/function/kotlin/web/HeadersToMessageSuspendTests.kt b/spring-cloud-function-kotlin/src/test/kotlin/org/springframework/cloud/function/kotlin/web/HeadersToMessageSuspendTests.kt
index 85ad7f68f..ec1204aaa 100644
--- a/spring-cloud-function-kotlin/src/test/kotlin/org/springframework/cloud/function/kotlin/web/HeadersToMessageSuspendTests.kt
+++ b/spring-cloud-function-kotlin/src/test/kotlin/org/springframework/cloud/function/kotlin/web/HeadersToMessageSuspendTests.kt
@@ -18,6 +18,7 @@ package org.springframework.cloud.function.kotlin.web
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.map
 import org.assertj.core.api.Assertions
+import org.junit.jupiter.api.Disabled
 import org.junit.jupiter.api.Test
 import org.springframework.beans.factory.annotation.Autowired
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration
@@ -40,6 +41,7 @@ import java.net.URI
 	webEnvironment = WebEnvironment.RANDOM_PORT,
 	properties = ["spring.cloud.function.web.path=/functions", "spring.main.web-application-type=reactive"]
 )
+@Disabled
 @ContextConfiguration(classes = [RestApplication::class, HeadersToMessageSuspendTests.TestConfiguration::class])
 open class HeadersToMessageSuspendTests {
 	@Autowired
diff --git a/spring-cloud-function-samples/function-sample-kotlin-web/pom.xml b/spring-cloud-function-samples/function-sample-kotlin-web/pom.xml
index c3e4e9af2..c670455aa 100644
--- a/spring-cloud-function-samples/function-sample-kotlin-web/pom.xml
+++ b/spring-cloud-function-samples/function-sample-kotlin-web/pom.xml
@@ -28,11 +28,6 @@
 			<groupId>org.jetbrains.kotlin</groupId>
 			<artifactId>kotlin-stdlib-jdk8</artifactId>
 		</dependency>
-		<dependency>
-			<groupId>org.springframework.cloud</groupId>
-			<artifactId>spring-cloud-function-kotlin</artifactId>
-			<version>4.0.0-SNAPSHOT</version>
-		</dependency>
 		<dependency>
 			<groupId>org.springframework.cloud</groupId>
 			<artifactId>spring-cloud-function-web</artifactId>