diff --git a/sample-extension/src/test/java/com/example/mockito/SampleMockitoDecoratorTestCase.java b/sample-extension/src/test/java/com/example/mockito/MockitoDecoratorInBaseClassTest.java
similarity index 93%
rename from sample-extension/src/test/java/com/example/mockito/SampleMockitoDecoratorTestCase.java
rename to sample-extension/src/test/java/com/example/mockito/MockitoDecoratorInBaseClassTest.java
index 1f05ad1feed..2aae356b9c2 100644
--- a/sample-extension/src/test/java/com/example/mockito/SampleMockitoDecoratorTestCase.java
+++ b/sample-extension/src/test/java/com/example/mockito/MockitoDecoratorInBaseClassTest.java
@@ -27,7 +27,7 @@
  */
 @RunWith(JUnit5.class)
 @TestDecorators(MockitoDecorator.class)
-class SampleMockitoDecoratorTestCase {
+class MockitoDecoratorInBaseClassTest {
 
 	@Before
 	void initialize(@InjectMock MyType myType, @TestName String testName) {
@@ -45,8 +45,3 @@ void secondTestWithInjectedMock(@InjectMock MyType myType) {
 	}
 
 }
-
-interface MyType {
-
-	String getName();
-}
diff --git a/sample-extension/src/test/java/com/example/mockito/MyType.java b/sample-extension/src/test/java/com/example/mockito/MyType.java
new file mode 100644
index 00000000000..f2aa68535e2
--- /dev/null
+++ b/sample-extension/src/test/java/com/example/mockito/MyType.java
@@ -0,0 +1,16 @@
+/*
+ * Copyright 2015 the original author or authors.
+ *
+ * All rights reserved. This program and the accompanying materials are
+ * made available under the terms of the Eclipse Public License v1.0 which
+ * accompanies this distribution and is available at
+ *
+ * http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package com.example.mockito;
+
+interface MyType {
+
+	String getName();
+}