diff --git a/modules/home/topgrade/default.nix b/modules/home/topgrade/default.nix
index c7a7f1b..228ebac 100644
--- a/modules/home/topgrade/default.nix
+++ b/modules/home/topgrade/default.nix
@@ -38,6 +38,9 @@ in
         misc.assume_yes = true;
         misc.no_retry = true;
 
+        pre_commands."Update flake" =
+          "git -C /home/julian/.dotfiles checkout origin/flake-updates -- flake.lock";
+
         linux.nix_arguments = "--flake /home/julian/.dotfiles";
         linux.home_manager_arguments = [
           "--flake"