diff --git a/hostconfig/thinkpad-nixos/hm.nix b/hostconfig/thinkpad-nixos/hm.nix
index 4ed4b68..de89ab3 100644
--- a/hostconfig/thinkpad-nixos/hm.nix
+++ b/hostconfig/thinkpad-nixos/hm.nix
@@ -68,4 +68,6 @@
   programs.zsh.shellAliases = {
     gemail = "git send-email --to='dl-bxi-sw-ll-patches@***REMOVED***'";
   };
+
+  home.stateVersion = "21.11";
 }