diff --git a/uisimulator/tree.c b/uisimulator/tree.c
index 7f8a76518f..ff040e2ddf 100644
--- a/uisimulator/tree.c
+++ b/uisimulator/tree.c
@@ -22,15 +22,20 @@
 #include <lcd.h>
 #include <button.h>
 #include "kernel.h"
+#include "tree.h"
 #ifdef WIN32
 #include <windows.h>
 #endif // WIN32
 
-#define TREE_MAX_LEN 15
+#define TREE_MAX_LEN       15
 #define TREE_MAX_ON_SCREEN 7
 
 int dircursor=0;
 
+void browse_root(void) {
+	dirbrowse("/");
+}
+
 bool dirbrowse(char *root)
 {
   DIR *dir = opendir(root);
diff --git a/uisimulator/tree.h b/uisimulator/tree.h
index eaff602c51..0dfd4ec99b 100644
--- a/uisimulator/tree.h
+++ b/uisimulator/tree.h
@@ -17,4 +17,5 @@
  *
  ****************************************************************************/
 
+void browse_root(void);
 bool dirbrowse(char *root);