diff --git a/spring-cloud-gateway-core/src/test/java/org/springframework/cloud/gateway/filter/ratelimit/RedisRateLimiterTests.java b/spring-cloud-gateway-core/src/test/java/org/springframework/cloud/gateway/filter/ratelimit/RedisRateLimiterTests.java
index 771fd135..5b6b4a0f 100644
--- a/spring-cloud-gateway-core/src/test/java/org/springframework/cloud/gateway/filter/ratelimit/RedisRateLimiterTests.java
+++ b/spring-cloud-gateway-core/src/test/java/org/springframework/cloud/gateway/filter/ratelimit/RedisRateLimiterTests.java
@@ -32,7 +32,7 @@ import static org.springframework.boot.test.context.SpringBootTest.WebEnvironmen
 public class RedisRateLimiterTests extends BaseWebClientTests {
 
 	@Rule
-	public final RedisRule redis = RedisRule.bindToPort(6379);
+	public final RedisRule redis = RedisRule.bindToDefaultPort();
 
 	@Autowired
 	private RedisRateLimiter rateLimiter;