diff --git a/README.md b/README.md
index 7e2895a..270ac1b 100644
--- a/README.md
+++ b/README.md
@@ -34,15 +34,8 @@ sudo nixos-rebuild switch --flake ~/nixos/#<host>
 ```
 
 ## Upgrading to a new NixOS channel
-List the current channels:
-```
-sudo nix-channel --list
-```
-Change the channel `nixos`:
-```
-sudo nix-channel --add https://nixos.org/channels/nixos-<rel>
-```
-Then, perform an update like above.
+In `flake.nix` the channel is set to `unstable`. Therefore, there is no
+need to upgrade the channel.
 
 ## Garbage Collection
 List all generations: