diff --git a/knob_v1.2.14_beta_fd77765_dirty_debug.bin b/knob_v1.2.14_beta_fd77765_dirty_debug.bin
new file mode 100644
index 0000000..c554b2e
Binary files /dev/null and b/knob_v1.2.14_beta_fd77765_dirty_debug.bin differ
diff --git a/upgrade_info.json b/upgrade_info.json
index 366a7d6..0a8cce3 100644
--- a/upgrade_info.json
+++ b/upgrade_info.json
@@ -3,7 +3,7 @@
 	"msg":"succ",
 	"data":{
 	"knob_version":1214,
-	"knob_url":"https://gitee.com/laidaixi/knob_ota/raw/master/knob_v1.2.14_beta.bin",
+	"knob_url":"https://gitee.com/laidaixi/knob_ota/raw/master/knob_v1.2.14_beta_fd77765_dirty_debug.bin",
 	"mcu_version":1015,
 	"mcu_url":"https://gitee.com/laidaixi/mcu_ota/raw/master/H220_SPLAN_V1015.hex"
 	}