diff --git a/examples/device/dfu_freertos/sdkconfig.defaults b/examples/device/dfu_freertos/sdkconfig.defaults
index 6b08bdc94..112e8b392 100644
--- a/examples/device/dfu_freertos/sdkconfig.defaults
+++ b/examples/device/dfu_freertos/sdkconfig.defaults
@@ -14,3 +14,9 @@ CONFIG_ESPTOOLPY_FLASHSIZE="4MB"
 CONFIG_PARTITION_TABLE_CUSTOM=y
 CONFIG_PARTITION_TABLE_CUSTOM_FILENAME="partitions.csv"
 CONFIG_PARTITION_TABLE_FILENAME="partitions.csv"
+
+#
+# UART console
+#
+CONFIG_ESP_CONSOLE_UART_NONE=y
+CONFIG_CONSOLE_UART_NUM=-1