diff --git a/examples/nfc-utils.h b/examples/nfc-utils.h
index 5f7ea46..7b7fe9f 100644
--- a/examples/nfc-utils.h
+++ b/examples/nfc-utils.h
@@ -37,6 +37,7 @@ void    print_hex_par (const byte_t * pbtData, const size_t szBits, const byte_t
 void    print_nfc_iso14443a_info (const nfc_iso14443a_info_t nai);
 void    print_nfc_iso14443b_info (const nfc_iso14443b_info_t nbi);
 void    print_nfc_felica_info (const nfc_felica_info_t nfi);
+void    print_nfc_jewel_info (const nfc_jewel_info_t nji);
 
 nfc_device_desc_t *parse_device_desc (int argc, const char *argv[], size_t * szFound);