From 4072588c29b4d445bb38bdc28aed23cdaf0cd56f Mon Sep 17 00:00:00 2001
From: Phillip Webb <pwebb@vmware.com>
Date: Wed, 17 May 2023 16:38:03 -0700
Subject: [PATCH] Polish "Fix invalid Zipkin Reporter back-off behavior"

See gh-35455
---
 .../autoconfigure/tracing/zipkin/ZipkinConfigurations.java    | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/tracing/zipkin/ZipkinConfigurations.java b/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/tracing/zipkin/ZipkinConfigurations.java
index 2ff1b2335c..8a751eaee7 100644
--- a/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/tracing/zipkin/ZipkinConfigurations.java
+++ b/spring-boot-project/spring-boot-actuator-autoconfigure/src/main/java/org/springframework/boot/actuate/autoconfigure/tracing/zipkin/ZipkinConfigurations.java
@@ -118,9 +118,9 @@ class ZipkinConfigurations {
 	static class ReporterConfiguration {
 
 		@Bean
-		@ConditionalOnMissingBean
+		@ConditionalOnMissingBean(Reporter.class)
 		@ConditionalOnBean(Sender.class)
-		Reporter<Span> spanReporter(Sender sender, BytesEncoder<Span> encoder) {
+		AsyncReporter<Span> spanReporter(Sender sender, BytesEncoder<Span> encoder) {
 			return AsyncReporter.builder(sender).build(encoder);
 		}