diff --git a/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/LoadBalancerBooksClientIntegrationTest.java b/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/LoadBalancerBooksClientIntegrationTest.java
index 5690c24d77..a70ae1ee22 100644
--- a/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/LoadBalancerBooksClientIntegrationTest.java
+++ b/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/LoadBalancerBooksClientIntegrationTest.java
@@ -63,12 +63,12 @@ class LoadBalancerBooksClientIntegrationTest {
 
         String serviceId = "books-service";
         RoundRobinLoadBalancer loadBalancer = new RoundRobinLoadBalancer(ServiceInstanceListSuppliers
-          .toProvider(serviceId, instance(serviceId, "localhost", false), instance(serviceId, "localhost", true)),
+          .toProvider(serviceId, instance(serviceId, "localhost", 1030, false), instance(serviceId, "localhost", 1031, true)),
           serviceId, -1);
     }
 
-    private static DefaultServiceInstance instance(String serviceId, String host, boolean secure) {
-        return new DefaultServiceInstance(serviceId, serviceId, host, 80, secure);
+    private static DefaultServiceInstance instance(String serviceId, String host, int port, boolean secure) {
+        return new DefaultServiceInstance(serviceId, serviceId, host, port, secure);
     }
 
     @Test
diff --git a/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/LoadBalancerIntegrationTest.java b/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/LoadBalancerIntegrationTest.java
index eee4e7b860..9761b4eb64 100644
--- a/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/LoadBalancerIntegrationTest.java
+++ b/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/LoadBalancerIntegrationTest.java
@@ -80,13 +80,13 @@ class LoadBalancerIntegrationTest {
     void staticConfigurationWorks() {
         String serviceId = "test-book-service";
         RoundRobinLoadBalancer loadBalancer = new RoundRobinLoadBalancer(ServiceInstanceListSuppliers
-          .toProvider(serviceId, instance(serviceId, "bookservice1", false), instance(serviceId, "bookservice2", false)),
+          .toProvider(serviceId, instance(serviceId, "bookservice1", 1030, false), instance(serviceId, "bookservice2", 1031, false)),
           serviceId, -1);
         assertLoadBalancer(loadBalancer, Arrays.asList("bookservice1", "bookservice2"));
     }
 
-    private static DefaultServiceInstance instance(String serviceId, String host, boolean secure) {
-        return new DefaultServiceInstance(serviceId, serviceId, host, 80, secure);
+    private static DefaultServiceInstance instance(String serviceId, String host, int port, boolean secure) {
+        return new DefaultServiceInstance(serviceId, serviceId, host, port, secure);
     }
 
     @EnableAutoConfiguration
diff --git a/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/TestConfig.java b/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/TestConfig.java
index b3770721b1..375c945054 100644
--- a/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/TestConfig.java
+++ b/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/TestConfig.java
@@ -14,11 +14,11 @@ public class TestConfig {
 
     @Bean(initMethod = "start", destroyMethod = "stop")
     public WireMockServer mockBooksService() {
-        return new WireMockServer(options().port(80));
+        return new WireMockServer(options().port(1030));
     }
 
     @Bean(name="secondMockBooksService", initMethod = "start", destroyMethod = "stop")
     public WireMockServer secondBooksMockService() {
-        return new WireMockServer(options().port(81));
+        return new WireMockServer(options().port(1031));
     }
 }
diff --git a/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/WireMockConfig.java b/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/WireMockConfig.java
index 3d4f2822f4..a41faa9c5c 100644
--- a/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/WireMockConfig.java
+++ b/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/java/com/baeldung/spring/cloud/client/WireMockConfig.java
@@ -11,11 +11,11 @@ public class WireMockConfig {
 
     @Bean(initMethod = "start", destroyMethod = "stop")
     public WireMockServer mockBooksService() {
-        return new WireMockServer(80);
+        return new WireMockServer(1030);
     }
 
     @Bean(initMethod = "start", destroyMethod = "stop")
     public WireMockServer mockBooksService2() {
-        return new WireMockServer(81);
+        return new WireMockServer(1031);
     }
 }
diff --git a/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/resources/application-spring-cloud-balancer-test.yml b/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/resources/application-spring-cloud-balancer-test.yml
deleted file mode 100644
index ad11d46ae8..0000000000
--- a/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/resources/application-spring-cloud-balancer-test.yml
+++ /dev/null
@@ -1,19 +0,0 @@
-eureka:
-  client:
-    enabled: false
-
-spring:
-  application:
-    name: books-service
-  cloud:
-    loadbalancer:
-      ribbon:
-        enabled: false
-    discovery:
-      client:
-        simple:
-          instances:
-            books-service[0]:
-              uri: http://localhost:80
-            books-service[1]:
-              uri: http://localhost:81
\ No newline at end of file
diff --git a/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/resources/application-test.yml b/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/resources/application-test.yml
index 231d45004f..6bd5b8efc7 100644
--- a/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/resources/application-test.yml
+++ b/spring-cloud-modules/spring-cloud-eureka/spring-cloud-eureka-feign-client-integration-test/src/test/resources/application-test.yml
@@ -14,6 +14,6 @@ spring:
         simple:
           instances:
             books-service[0]:
-              uri: http://localhost:80
+              uri: http://localhost:1030
             books-service[1]:
-              uri: http://localhost:81
+              uri: http://localhost:1031