diff --git a/examples/device/dfu_freertos/src/usb_descriptors.c b/examples/device/dfu_freertos/src/usb_descriptors.c
index 7428ba0de..69f14b4e7 100644
--- a/examples/device/dfu_freertos/src/usb_descriptors.c
+++ b/examples/device/dfu_freertos/src/usb_descriptors.c
@@ -82,7 +82,7 @@ uint8_t const * tud_descriptor_device_cb(void)
 //--------------------------------------------------------------------+
 
 // Number of Alternate Interface (each for 1 flash partition)
-#define ALT_COUNT   2
+#define ALT_COUNT   1
 
 enum
 {
@@ -123,7 +123,7 @@ char const* string_desc_arr [] =
   "TinyUSB",                     // 1: Manufacturer
   "TinyUSB Device",              // 2: Product
   "123456",                      // 3: Serials, should use chip ID
-  "factory",                     // 4: DFU Partition 1
+  "ota0",                        // 4: DFU Partition 1
 };
 
 static uint16_t _desc_str[32];