diff --git a/spring-cloud-function-kotlin/src/main/java/org/springframework/cloud/function/context/config/KotlinLambdaToFunctionAutoConfiguration.java b/spring-cloud-function-kotlin/src/main/java/org/springframework/cloud/function/context/config/KotlinLambdaToFunctionAutoConfiguration.java
index e862ae924..739dc0420 100644
--- a/spring-cloud-function-kotlin/src/main/java/org/springframework/cloud/function/context/config/KotlinLambdaToFunctionAutoConfiguration.java
+++ b/spring-cloud-function-kotlin/src/main/java/org/springframework/cloud/function/context/config/KotlinLambdaToFunctionAutoConfiguration.java
@@ -58,7 +58,7 @@ import org.springframework.util.ObjectUtils;
  */
 @Configuration
 @ConditionalOnClass(name = "kotlin.jvm.functions.Function0")
-class KotlinLambdaToFunctionAutoConfiguration {
+public class KotlinLambdaToFunctionAutoConfiguration {
 
 	protected final Log logger = LogFactory.getLog(getClass());