diff --git a/src/test/java/targetast/TestCodegen.java b/src/test/java/targetast/TestCodegen.java
index acfa46d9f..39973a90a 100644
--- a/src/test/java/targetast/TestCodegen.java
+++ b/src/test/java/targetast/TestCodegen.java
@@ -31,7 +31,7 @@ public class TestCodegen {
     private static void writeClassFile(String name, byte[] code) throws IOException {
         var path = Path.of(System.getProperty("user.dir"), "src/test/resources/target/");
         Files.createDirectories(path);
-        Files.write(path.resolve(name + ".class"), code, StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING);
+        Files.write(path.resolve(name + ".class"), code);
     }
 
     public static Class<?> generateClass(TargetClass clazz, IByteArrayClassLoader classLoader) throws IOException {