diff --git a/src/emu/cpu/m6502/minc4510.h b/src/emu/cpu/m6502/minc4510.h
index 9fb13e01e6e..64232abd5b2 100644
--- a/src/emu/cpu/m6502/minc4510.h
+++ b/src/emu/cpu/m6502/minc4510.h
@@ -56,8 +56,8 @@
 
 #define PEEK_OP()	cpu_readop(M4510_MEM(PCD))
 
-#define RDMEM(addr)			program_read_byte_8le(addr); m4510_ICount -= 1
-#define WRMEM(addr,data)	program_write_byte_8le(addr,data); m4510_ICount -= 1
+#define RDMEM(addr)			program_read_byte_8le(M4510_MEM(addr)); m4510_ICount -= 1
+#define WRMEM(addr,data)	program_write_byte_8le(M4510_MEM(addr),data); m4510_ICount -= 1
 
 /***************************************************************
  *  RDOP    read an opcode
diff --git a/src/emu/cpu/m6502/opsce02.h b/src/emu/cpu/m6502/opsce02.h
index bf54bcfb000..020373fb8e4 100644
--- a/src/emu/cpu/m6502/opsce02.h
+++ b/src/emu/cpu/m6502/opsce02.h
@@ -557,7 +557,7 @@
 	PUSH(PCL);									\
 	EAH = RDOPARG();								\
 	PCL = RDMEM(EAD);								\
-	PCH = RDMEM(EAD);								\
+	PCH = RDMEM(EAD+1);								\
 	CHANGE_PC
 
 /* 65ce02 ******************************************************
@@ -571,7 +571,7 @@
 	PUSH(PCL);									\
 	EAH = RDOPARG();								\
 	PCL = RDMEM(EAD);								\
-	PCH = RDMEM(EAD);								\
+	PCH = RDMEM(EAD+1);								\
 	CHANGE_PC
 
 /* 65ce02 ******************************************************