diff --git a/nixos/doc/manual/release-notes/rl-2405.section.md b/nixos/doc/manual/release-notes/rl-2405.section.md
index daabca2aee60..dc90a7549928 100644
--- a/nixos/doc/manual/release-notes/rl-2405.section.md
+++ b/nixos/doc/manual/release-notes/rl-2405.section.md
@@ -121,6 +121,8 @@ The pre-existing [services.ankisyncd](#opt-services.ankisyncd.enable) has been m
 
 - The `power.ups` module now generates `upsd.conf`, `upsd.users` and `upsmon.conf` automatically from a set of new configuration options. This breaks compatibility with existing `power.ups` setups where these files were created manually. Back up these files before upgrading NixOS.
 
+- `k3s` was updated to [v1.29](https://github.com/k3s-io/k3s/releases/tag/v1.29.1%2Bk3s2). See [changelog and upgrade notes](https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.29.md#urgent-upgrade-notes) for more information.
+
 - `k9s` was updated to v0.31. There have been various breaking changes in the config file format,
   check out the changelog of [v0.29](https://github.com/derailed/k9s/releases/tag/v0.29.0),
   [v0.30](https://github.com/derailed/k9s/releases/tag/v0.30.0) and
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 0d8fdcc4fb66..f717772bfa12 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -32634,7 +32634,7 @@ with pkgs;
   }) k3s_1_26 k3s_1_27 k3s_1_28;
   inherit (callPackage ../applications/networking/cluster/k3s { }) k3s_1_29;
 
-  k3s = k3s_1_28;
+  k3s = k3s_1_29;
 
   k3sup = callPackage ../applications/networking/cluster/k3sup { };