diff --git a/docs/hi3861_v100_demo_Smarttrafficlights/README.md b/docs/hi3861_v100_demo_Smarttrafficlights/README.md
index b6be96cfe25de1397660efbfeaecf76e77b77a28..b08c022e2ad824caae2e472cc7a34f0ca4a78603 100755
--- a/docs/hi3861_v100_demo_Smarttrafficlights/README.md
+++ b/docs/hi3861_v100_demo_Smarttrafficlights/README.md
@@ -61,7 +61,7 @@
 
  ![build_ok](./resource/6编译成功.PNG)
 
-固件生成在对应工程目录的out/hispark_taurus/electronic_board/目录下。
+固件生成在对应工程目录的out/hispark_pegasus/wifiiot_hispark_pegasus/目录下。
 
  ![firm](./resource/7固件路径.PNG)