diff --git a/platforms/amiga/amiga-autoconf.c b/platforms/amiga/amiga-autoconf.c
index 3da54ad..ed958ea 100644
--- a/platforms/amiga/amiga-autoconf.c
+++ b/platforms/amiga/amiga-autoconf.c
@@ -238,8 +238,10 @@ void autoconfig_write_memory_z3_16(struct emulator_config *cfg, unsigned int add
     cfg->map_high[index] = cfg->map_offset[index] + cfg->map_size[index];
     m68k_add_ram_range(cfg->map_offset[index], cfg->map_high[index], cfg->map_data[index]);
     ac_z3_current_pic++;
-    if (ac_z3_current_pic == ac_z3_pic_count)
+    if (ac_z3_current_pic == ac_z3_pic_count) {
       ac_z3_done = 1;
+      adjust_ranges_amiga(cfg);
+    }
   }
 
   return;
diff --git a/platforms/amiga/amiga-platform.c b/platforms/amiga/amiga-platform.c
index 819dd0f..e3e1a07 100644
--- a/platforms/amiga/amiga-platform.c
+++ b/platforms/amiga/amiga-platform.c
@@ -187,20 +187,20 @@ void adjust_ranges_amiga(struct emulator_config *cfg) {
         }
     }
 
-    if (ac_z2_pic_count && (!ac_z2_done || !ac_z3_done)) {
+    if ((ac_z2_pic_count || ac_z3_pic_count) && (!ac_z2_done || !ac_z3_done)) {
         if (cfg->custom_low == 0)
             cfg->custom_low = AC_Z2_BASE;
         else
             cfg->custom_low = min(cfg->custom_low, AC_Z2_BASE);
         cfg->custom_high = max(cfg->custom_high, AC_Z2_BASE + AC_SIZE);
     }
-    if (ac_z3_pic_count && !ac_z3_done) {
+    /*if (ac_z3_pic_count && !ac_z3_done) {
         if (cfg->custom_low == 0)
             cfg->custom_low = AC_Z3_BASE;
         else
             cfg->custom_low = min(cfg->custom_low, AC_Z3_BASE);
         cfg->custom_high = max(cfg->custom_high, AC_Z3_BASE + AC_SIZE);
-    }
+    }*/
     if (rtg_enabled) {
         if (cfg->custom_low == 0)
             cfg->custom_low = PIGFX_RTG_BASE;