diff --git a/overlays/mdbook-multilang.nix b/overlays/mdbook-multilang.nix
index f1295a36..16df88bd 100644
--- a/overlays/mdbook-multilang.nix
+++ b/overlays/mdbook-multilang.nix
@@ -1,5 +1,5 @@
-final: prev: {
-  mdbook-multilang = prev.mdbook.overrideAttrs (oldAttrs: rec {
+channels: final: prev: {
+  mdbook-multilang = channels.nixos-22-05.mdbook.overrideAttrs (oldAttrs: rec {
     pname = "mdbook";
 
     version = "pr1306";