diff --git a/unit/test-avdtp.c b/unit/test-avdtp.c
index d0f3510..9bea5e1 100644
--- a/unit/test-avdtp.c
+++ b/unit/test-avdtp.c
@@ -1053,6 +1053,9 @@ int main(int argc, char *argv[])
 				0x06, 0x00, 0x00, 0xff, 0xff, 0x02, 0x40),
 			raw_pdu(0x20, 0x03, 0x04, 0x04, 0x01, 0x00, 0x07, 0x06,
 				0x00, 0x00, 0x21, 0x02, 0x02, 0x20));
+	define_test("/TP/SIG/SMG/ESR04/BI-28-C", test_server,
+			raw_pdu(0x00, 0x3f),
+			raw_pdu(0x01, 0x3f));
 
 	return g_test_run();
 }