diff --git a/docs/install_linux.md b/docs/install_linux.md
index d58c6e465..937a6abff 100644
--- a/docs/install_linux.md
+++ b/docs/install_linux.md
@@ -15,7 +15,8 @@ Install:
 
 ```bash
 sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-key C99B11DEB97541F0
-sudo apt-add-repository -u https://cli.github.com/packages
+sudo apt-add-repository https://cli.github.com/packages
+sudo apt update
 sudo apt install gh
 ```