diff --git a/src/device/isartc.c b/src/device/isartc.c
index 3e488f8db..664793db3 100644
--- a/src/device/isartc.c
+++ b/src/device/isartc.c
@@ -92,8 +92,8 @@
 #define ISARTC_MPLUS2  5
 #define ISARTC_MM58167 10
 
-#define ISARTC_ROM_MM58167_1 "roms/rtc/glatick/GLaTICK_0.8.5_NS_RP.ROM"
-#define ISARTC_ROM_MM58167_2 "roms/rtc/glatick/GLaTICK_0.8.5_86B.ROM"
+#define ISARTC_ROM_MM58167_1 "roms/rtc/glatick/GLaTICK_0.8.8_NS_86B.ROM"  /* Generic 58167, AST or EV-170 */
+#define ISARTC_ROM_MM58167_2 "roms/rtc/glatick/GLaTICK_0.8.8_NS_86B2.ROM" /* PII-147 */
 
 #define ISARTC_DEBUG  0