diff --git a/src/cpu-supp.c b/src/cpu-supp.c
index 7377bdf4..c6d42fbe 100644
--- a/src/cpu-supp.c
+++ b/src/cpu-supp.c
@@ -29,8 +29,8 @@ static pthread_mutex_t irq_mutex = PTHREAD_MUTEX_INITIALIZER;
 uint8_t cpu65_flags_encode[256] = { 0 };
 uint8_t cpu65_flags_decode[256] = { 0 };
 
-void *cpu65_vmem_r[sizeof(void*) * 256] = { 0 };
-void *cpu65_vmem_w[sizeof(void*) * 256] = { 0 };
+void *cpu65_vmem_r[256] = { 0 };
+void *cpu65_vmem_w[256] = { 0 };
 
 #if CPU_TRACING
 static int8_t opargs[3] = { 0 };
diff --git a/src/cpu.h b/src/cpu.h
index a50871a9..1fe822e6 100644
--- a/src/cpu.h
+++ b/src/cpu.h
@@ -47,8 +47,8 @@ extern bool cpu65_loadState(StateHelper_s *helper);
 
 extern void cpu65_direct_write(int ea,int data);
 
-extern void *cpu65_vmem_r[sizeof(void*) * 256];
-extern void *cpu65_vmem_w[sizeof(void*) * 256];
+extern void *cpu65_vmem_r[256];
+extern void *cpu65_vmem_w[256];
 
 extern uint8_t cpu65_flags_encode[256];
 extern uint8_t cpu65_flags_decode[256];