diff --git a/src/emu/cpu/mc68hc11/hc11dasm.c b/src/emu/cpu/mc68hc11/hc11dasm.c
index 0339e70f1dc..6fbf4bfb819 100644
--- a/src/emu/cpu/mc68hc11/hc11dasm.c
+++ b/src/emu/cpu/mc68hc11/hc11dasm.c
@@ -1283,7 +1283,7 @@ static UINT32 decode_opcode(UINT32 pc, const M68HC11_OPCODE *op_table)
 	return flags;
 }
 
-offs_t hc11_disasm(char *buffer, offs_t pc, const UINT8 *oprom, const UINT8 *opram)
+offs_t hc11_disasm(const device_config *device, char *buffer, offs_t pc, const UINT8 *oprom, const UINT8 *opram)
 {
 	UINT32 flags = 0;
 	UINT8 opcode;
diff --git a/src/emu/cpu/mc68hc11/mc68hc11.h b/src/emu/cpu/mc68hc11/mc68hc11.h
index 5eececf36f9..ea37f738a66 100644
--- a/src/emu/cpu/mc68hc11/mc68hc11.h
+++ b/src/emu/cpu/mc68hc11/mc68hc11.h
@@ -5,7 +5,7 @@
 
 #include "cpuintrf.h"
 
-offs_t hc11_disasm(char *buffer, offs_t pc, const UINT8 *oprom, const UINT8 *opram);
+offs_t hc11_disasm(const device_config *device, char *buffer, offs_t pc, const UINT8 *oprom, const UINT8 *opram);
 
 CPU_GET_INFO( mc68hc11 );