diff --git a/src/machine/m_at_slot1.c b/src/machine/m_at_slot1.c
index e040265e3..55e80fe2b 100644
--- a/src/machine/m_at_slot1.c
+++ b/src/machine/m_at_slot1.c
@@ -594,7 +594,7 @@ static const device_config_t ax6bc_config[] = {
                 .files         = { "roms/machines/ax6bc/ax6bc110.bin", "" }
             },
             {
-                .name          = "RM Accelerator 350P2XB/450P3XB (BIOS R2.20)",
+                .name          = "RM Accelerator 350P2XB/450P3XB - Revision R2.20",
                 .internal_name = "ax6bc_rm",
                 .bios_type     = BIOS_NORMAL,
                 .files_no      = 1,