diff --git a/README.md b/README.md
index b10c1814..b26a29ac 100644
--- a/README.md
+++ b/README.md
@@ -76,7 +76,7 @@ quickstart examples.
 <details open>
 <summary>Install</summary>
 
-Clone repo and install [requirements.txt](https://github.com/ultralytics/yolov5/blob/master/requirements.txt) in a
+Clone repo and install [requirements.txt](https://github.com/ultralytics/yolov3/blob/master/requirements.txt) in a
 [**Python>=3.7.0**](https://www.python.org/) environment, including
 [**PyTorch>=1.7**](https://pytorch.org/get-started/locally/).
 
@@ -514,7 +514,7 @@ is available under two different licenses:
 
 ## <div align="center">Contact</div>
 
-For bug reports and feature requests please visit [GitHub Issues](https://github.com/ultralytics/yolov5/issues) or
+For bug reports and feature requests please visit [GitHub Issues](https://github.com/ultralytics/yolov3/issues) or
 the [Ultralytics Community Forum](https://community.ultralytics.com/).
 
 <br>
diff --git a/README.zh-CN.md b/README.zh-CN.md
index f5f91241..5bd5a83d 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -72,7 +72,7 @@ pip install ultralytics
 <summary>安装</summary>
 
 克隆 repo，并要求在 [**Python>=3.7.0**](https://www.python.org/)
-环境中安装 [requirements.txt](https://github.com/ultralytics/yolov5/blob/master/requirements.txt) ，且要求 [**PyTorch>
+环境中安装 [requirements.txt](https://github.com/ultralytics/yolov3/blob/master/requirements.txt) ，且要求 [**PyTorch>
 =1.7**](https://pytorch.org/get-started/locally/) 。
 
 ```bash
@@ -502,7 +502,7 @@ YOLOv5 在两种不同的 License 下可用：
 
 ## <div align="center">联系我们</div>
 
-请访问 [GitHub Issues](https://github.com/ultralytics/yolov5/issues)
+请访问 [GitHub Issues](https://github.com/ultralytics/yolov3/issues)
 或 [Ultralytics Community Forum](https://community.ultralytis.com) 以报告 YOLOv5 错误和请求功能。
 
 <br>