diff --git a/README.md b/README.md
index cb4a686..9c44294 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,6 @@
 ```
 wget -O - https://raw.githubusercontent.com/clockworkpi/apt/main/debian/KEY.gpg | sudo apt-key add -  
 
-echo "deb https://raw.githubusercontent.com/clockworkpi/apt/main/debian/ stable main" | sudo tee -a /etc/apt/sources.list.d/clockworkpi.list  
+echo "deb https://raw.githubusercontent.com/clockworkpi/apt/main/debian/ stable main" | sudo tee  /etc/apt/sources.list.d/clockworkpi.list  
 ```