diff --git a/config/clients/java/template/build.gradle.mustache b/config/clients/java/template/build.gradle.mustache
index c0fd5c14..592bc04a 100644
--- a/config/clients/java/template/build.gradle.mustache
+++ b/config/clients/java/template/build.gradle.mustache
@@ -96,6 +96,17 @@ testing {
                 // See also: https://github.com/PGSSoft/HttpClientMock/issues/3
                 implementation "com.pgs-soft:HttpClientMock:1.0.0"
             }
+
+            targets {
+                all {
+                    testTask.configure {
+                        testLogging {
+                            exceptionFormat = org.gradle.api.tasks.testing.logging.TestExceptionFormat.FULL
+                            showStandardStreams = true
+                        }
+                    }
+                }
+            }
         }
         integration(JvmTestSuite) {
             testType = TestSuiteType.INTEGRATION_TEST
@@ -112,6 +123,17 @@ testing {
                     srcDirs = ['src/test-integration/java']
                 }
             }
+
+            targets {
+                all {
+                    testTask.configure {
+                        testLogging {
+                            exceptionFormat = org.gradle.api.tasks.testing.logging.TestExceptionFormat.FULL
+                            showStandardStreams = true
+                        }
+                    }
+                }
+            }
         }
     }
 }
diff --git a/config/clients/java/template/client-OpenFgaClientIntegrationTest.java.mustache b/config/clients/java/template/client-OpenFgaClientIntegrationTest.java.mustache
index 42f16890..257b130c 100644
--- a/config/clients/java/template/client-OpenFgaClientIntegrationTest.java.mustache
+++ b/config/clients/java/template/client-OpenFgaClientIntegrationTest.java.mustache
@@ -240,7 +240,7 @@ public class OpenFgaClientIntegrationTest {
         // Then
         assertNotNull(response.getTree());
         assertEquals(
-                "{\"tree\":{\"root\":{\"name\":\"document:2021-budget#reader\",\"leaf\":{\"users\":{\"users\":[\"user:81684243-9356-4421-8fbf-a4f8d36aa31b\"]}}}}}",
+                "{\"tree\":{\"root\":{\"name\":\"document:2021-budget#reader\", \"leaf\":{\"users\":{\"users\":[\"user:81684243-9356-4421-8fbf-a4f8d36aa31b\"]}}}}}",
                 response.getRawResponse());
     }