diff --git a/README.md b/README.md
index 9b4777e..553c91f 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ permanent file system at `/media/sdx4`:
 
 ```
 sudo ssh-keygen -N '' -t rsa -f /media/sdx4/breakglass.host_key
-sudo install -m 600 ~/.ssh/authorized_keys /media/sdx4/breakglass.authorized_keys
+sudo install -m 600 ~/.ssh/id_rsa.pub /media/sdx4/breakglass.authorized_keys
 ```
 
 ## Usage