diff --git a/arc_file.c b/arc_file.c
index e4ccca2..cf4deef 100644
--- a/arc_file.c
+++ b/arc_file.c
@@ -9,6 +9,7 @@
 #define MAX_CONF_SIZE 512
 
 static char mod;
+static uint32_t conf_default;
 static char rbfname[9];
 static char corename[9];
 static char conf[MAX_CONF_SIZE];
@@ -24,6 +25,7 @@ const ini_section_t arc_ini_sections[] = {
 // arc ini vars
 const ini_var_t arc_ini_vars[] = {
 	{"MOD", (void*)(&mod), UINT8, 0, 127, 1},
+	{"DEFAULT", (void*)(&conf_default), UINT32, 0, 0xffffff, 1},
 	{"RBF", (void*)rbfname, STRING, 1, 8, 1},
 	{"NAME", (void*)corename, STRING, 1, 8, 1},
 	{"CONF", (void*)arc_set_conf, CUSTOM_HANDLER, 0, 0, 1},
@@ -66,6 +68,7 @@ void arc_reset()
 	conf[0] = 0;
 	conf_ptr = 0;
 	mod = 0;
+	conf_default = 0;
 }
 
 char *arc_get_rbfname()
@@ -82,3 +85,8 @@ char *arc_get_conf()
 {
 	return conf;
 }
+
+uint32_t arc_get_default()
+{
+	return conf_default;
+}
diff --git a/arc_file.h b/arc_file.h
index 227e8ec..615c98e 100644
--- a/arc_file.h
+++ b/arc_file.h
@@ -12,5 +12,6 @@ void arc_reset();
 char *arc_get_rbfname();
 char *arc_get_corename();
 char *arc_get_conf();
+uint32_t arc_get_default();
 
 #endif // ARC_FILE_H
diff --git a/menu.c b/menu.c
index 5cf8ac1..5434840 100644
--- a/menu.c
+++ b/menu.c
@@ -3278,6 +3278,7 @@ void HandleUI(void)
 				OsdCoreNameSet(file.name);
 
 			char mod = 0;
+			arc_reset();
 
 			if (!strncasecmp(&file.name[8],"ARC",3)) {
 				mod = arc_open(file.name);
@@ -3287,8 +3288,6 @@ void HandleUI(void)
 				}
 				strncpy(file.name, "        RBF", 11);
 				strncpy(file.name, arc_get_rbfname(), strlen(arc_get_rbfname()));
-			} else {
-				arc_reset();
 			}
 
 			user_io_set_core_mod(mod);
diff --git a/user_io.c b/user_io.c
index 5dda93f..253d602 100644
--- a/user_io.c
+++ b/user_io.c
@@ -307,12 +307,14 @@ void user_io_detect_core_type() {
       iprintf("Loading config %.11s\n", s);
 
       if (FileOpen(&file, s))  {
-	iprintf("Found config\n");
-	if(file.size <= 4) {
-      ((unsigned long*)sector_buffer)[0] = 0;
-	  FileRead(&file, sector_buffer);
-	  user_io_8bit_set_status(((unsigned long*)sector_buffer)[0], 0xffffffff);
-	}
+        iprintf("Found config\n");
+        if(file.size <= 4) {
+          ((unsigned long*)sector_buffer)[0] = 0;
+          FileRead(&file, sector_buffer);
+          user_io_8bit_set_status(((unsigned long*)sector_buffer)[0], 0xfffffffe);
+        }
+      } else {
+          user_io_8bit_set_status(arc_get_default(), 0xfffffffe);
       }
 
       // check if there's a <core>.rom present
@@ -711,7 +713,7 @@ unsigned long user_io_8bit_set_status(unsigned long new_status, unsigned long ma
     status |= new_status & mask;
 
     spi_uio_cmd8(UIO_SET_STATUS, status);
-	spi_uio_cmd32(UIO_SET_STATUS2, status);
+    spi_uio_cmd32(UIO_SET_STATUS2, status);
   }
 
   return status;