diff --git a/core/tests/swfs/avm1/attach_movie/output.txt b/core/tests/swfs/avm1/attach_movie/output.txt
index 1c7a52b34..46fe527c7 100644
--- a/core/tests/swfs/avm1/attach_movie/output.txt
+++ b/core/tests/swfs/avm1/attach_movie/output.txt
@@ -1,15 +1,51 @@
+// mc = _root.attachMovie("Clip", "clip", 0)
+// clip
 _level0.clip
+
+// clip == mc
 true
+
+// mc._x
 0
+
+// mc._y
 0
+
+// mc = _root.attachMovie("BOGUS", "clip", 0)
+// mc
 undefined
+
+// clip == mc
 false
+
+// mc = _root.attachMovie("Clip", "clip", 0, {_x: 100, _y: 50, foo: "foo"})
+// clip == mc
 true
+
+// mc._x
 100
+
+// mc._y
 50
+
+// mc.foo
 foo
+
+// mc = _root.attachMovie("Clip", "clip", -1)
+// clip == mc
 true
+
+// mc._x
 0
+
+// mc._y
 0
+
+// mc2 = _root.attachMovie("Clip", "clip2", 2130690044)
+// mc2
 _level0.clip2
+
+// mc3 = _root.attachMovie("Clip", "clip2", 2130690045)
+// mc3
 undefined
+
diff --git a/core/tests/swfs/avm1/attach_movie/test.fla b/core/tests/swfs/avm1/attach_movie/test.fla
index 1e0ffb16e..046420b8e 100644
Binary files a/core/tests/swfs/avm1/attach_movie/test.fla and b/core/tests/swfs/avm1/attach_movie/test.fla differ
diff --git a/core/tests/swfs/avm1/attach_movie/test.swf b/core/tests/swfs/avm1/attach_movie/test.swf
index 20911dab2..01d98936c 100644
Binary files a/core/tests/swfs/avm1/attach_movie/test.swf and b/core/tests/swfs/avm1/attach_movie/test.swf differ