diff --git a/src/emu/cpu/tms9900/ti990_10.c b/src/emu/cpu/tms9900/ti990_10.c
index dd12c0b6735..96525fcaf1c 100644
--- a/src/emu/cpu/tms9900/ti990_10.c
+++ b/src/emu/cpu/tms9900/ti990_10.c
@@ -42,7 +42,7 @@
 ****************************************************************************/
 
 ti990_10_device::ti990_10_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
-	: cpu_device(mconfig, TI990_10, "TI990/10", tag, owner, clock, "ti990/10",  __FILE__),
+	: cpu_device(mconfig, TI990_10, "TI990/10", tag, owner, clock, "ti990_10",  __FILE__),
 		m_program_config("program", ENDIANNESS_BIG, 16, 16),
 		m_io_config("cru", ENDIANNESS_BIG, 8, 12),
 		m_prgspace(NULL),