diff --git a/src/lib/formats/sc3000_bit.cpp b/src/lib/formats/sc3000_bit.cpp
index 1cf015f2b6d..6044d9eec50 100644
--- a/src/lib/formats/sc3000_bit.cpp
+++ b/src/lib/formats/sc3000_bit.cpp
@@ -9,6 +9,7 @@
 *********************************************************************/
 
 #include "sc3000_bit.h"
+#include "tzx_cas.h"
 
 
 /***************************************************************************
@@ -98,4 +99,5 @@ const cassette_image::Format sc3000_bit_format =
 
 CASSETTE_FORMATLIST_START( sc3000_cassette_formats )
 	CASSETTE_FORMAT(sc3000_bit_format)
+	CASSETTE_FORMAT(tzx_cassette_format)
 CASSETTE_FORMATLIST_END