diff --git a/examples/device/hid_cdc_passkey/src/main.c b/examples/device/hid_cdc_passkey/src/main.c
index 20eea9a90..cca836f2a 100644
--- a/examples/device/hid_cdc_passkey/src/main.c
+++ b/examples/device/hid_cdc_passkey/src/main.c
@@ -79,7 +79,6 @@ enum {
   MENU_HOME,
   MENU_USER,
   MENU_PASS,
-  MENU_BUTTON,
   MENU_ENTER_MANUF,
   MENU_ENTER_USER,
   MENU_AUTH_MANUF,
@@ -276,16 +275,25 @@ void cdc_task(void) {
       switch (menu) {
         case MENU_HOME:
           switch (buf[0]) {
-            case 'c':
+            case 'c': // input credentials
               i = 0; // reset index
               menu = MENU_USER; // go to corresponding menu
               str = "\r\nusername: ";
+              break;
+            case 'b': // swap buttons
+              config.button_swap = !config.button_swap;
+              str = "\r\nbuttons swapped";
+              save_config();
+              break;
             case '\r':
             case '\n':
               break; // nothing to do
             case 'h':
             default:
-              str = "\r\npress key to enter menu\r\nh help\r\nc enter credentials\r\n";
+              str = "\r\npress key to enter menu\r\n" \
+              "h help\r\n" \
+              "c enter credentials\r\n" \
+              "b swap buttons\r\n";
           }
           break;
         case MENU_USER: