diff --git a/src/test/java/de/kreth/property2java/GeneratorTests.java b/src/test/java/de/kreth/property2java/GeneratorTests.java
index a00559a..bd773da 100644
--- a/src/test/java/de/kreth/property2java/GeneratorTests.java
+++ b/src/test/java/de/kreth/property2java/GeneratorTests.java
@@ -45,8 +45,9 @@ class GeneratorTests {
 		input.put(path, testProperties());
 
 		config = Mockito.spy(TestImplConfig.class);
+		
 		when(config.getRootPath()).thenReturn(new File(".").toPath());
-		when(config.getFormat()).thenReturn(Format.WithInitializer);
+		when(config.getFormat()).thenReturn(Format.WithUnaryOperatorParameter);
 		when(config.getInput()).thenReturn(input);
 		when(config.mapFilenameToClassName(anyString())).thenCallRealMethod();
 		when(config.outputCharset()).thenCallRealMethod();