diff --git a/testing-modules/rest-testing/src/test/java/com/baeldung/rest/karate/KarateIntegrationTest.java b/testing-modules/rest-testing/src/test/java/com/baeldung/rest/karate/KarateIntegrationTest.java
index 5654a0ee0c..5da2784179 100644
--- a/testing-modules/rest-testing/src/test/java/com/baeldung/rest/karate/KarateIntegrationTest.java
+++ b/testing-modules/rest-testing/src/test/java/com/baeldung/rest/karate/KarateIntegrationTest.java
@@ -15,7 +15,7 @@ import static com.github.tomakehurst.wiremock.client.WireMock.aResponse;
 @CucumberOptions(features = "classpath:karate")
 public class KarateIntegrationTest {
 
-    public static final int PORT_NUMBER = 8097;
+    private static final int PORT_NUMBER = 8097;
 
     private static final WireMockServer wireMockServer = new WireMockServer(WireMockConfiguration.options().port(PORT_NUMBER));