diff --git a/tests/test_fileref.cpp b/tests/test_fileref.cpp
index 5a927ecd..88f711a7 100644
--- a/tests/test_fileref.cpp
+++ b/tests/test_fileref.cpp
@@ -38,6 +38,7 @@ class TestFileRef : public CppUnit::TestFixture
   CPPUNIT_TEST(testMP4_1);
   CPPUNIT_TEST(testMP4_2);
   CPPUNIT_TEST(testMP4_3);
+  CPPUNIT_TEST(testMP4_4);
   CPPUNIT_TEST(testTrueAudio);
   CPPUNIT_TEST(testAPE);
   CPPUNIT_TEST(testWav);