diff --git a/src/main/java/com/gmgauthier/client/CalculatorClient.java b/src/main/java/com/gmgauthier/client/CalculatorClient.java
index 6a48492..2062435 100644
--- a/src/main/java/com/gmgauthier/client/CalculatorClient.java
+++ b/src/main/java/com/gmgauthier/client/CalculatorClient.java
@@ -12,7 +12,7 @@ import java.net.http.HttpResponse;
 
 public class CalculatorClient {
 
-    private String DEFAULT_ROOT_URL = "http://localhost:8000";
+    private String DEFAULT_ROOT_URL = "http://localhost:9090";
     static HttpClient httpClient;
 
     public CalculatorClient() {
diff --git a/src/test/java/com/gmgauthier/client/requests/CalculatorClientTests.java b/src/test/java/com/gmgauthier/client/requests/CalculatorClientTests.java
index 807b72a..0af684f 100644
--- a/src/test/java/com/gmgauthier/client/requests/CalculatorClientTests.java
+++ b/src/test/java/com/gmgauthier/client/requests/CalculatorClientTests.java
@@ -21,7 +21,7 @@ import static org.junit.Assert.assertEquals;
 public class CalculatorClientTests {
 
     @Rule
-    public WireMockRule wireMockRule = new WireMockRule(8000);
+    public WireMockRule wireMockRule = new WireMockRule(9090);
     //public WireMockServer wms = new WireMockServer(9999);
 
     @Before