diff --git a/README.md b/README.md
index 3c85f95..d233857 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 NVDLA Xilinx FPGA Mapping！
 
-1. [Technical Post](https://leiblog.wang/NVDLA-Xilinx-FPGA-Mapping)
+1. [Technical Post](https://zhuanlan.zhihu.com/p/378202360)
 
 2. **[Tengine Frontend Supported !](https://github.com/OAID/Tengine)**
 
@@ -72,4 +72,4 @@ detection num: 3
 
 Output:
 
-![yolox_dla_out](yolox_dla_out.jpg)
\ No newline at end of file
+![yolox_dla_out](yolox_dla_out.jpg)