diff --git a/dist/info/emux_sms_libretro.info b/dist/info/emux_sms_libretro.info
index 15d3667f..a58ad697 100644
--- a/dist/info/emux_sms_libretro.info
+++ b/dist/info/emux_sms_libretro.info
@@ -10,3 +10,8 @@ license = "GPLv2"
 permissions = ""
 display_version = "Git"
 supports_no_game = "false"
+firmware_count = 1
+firmware0_desc = "bios.sms (Sega Master System BIOS)"
+firmware0_path = "bios.sms"
+firmware0_opt = "false"
+