diff --git a/nixos/doc/manual/from_md/release-notes/rl-2105.section.xml b/nixos/doc/manual/from_md/release-notes/rl-2105.section.xml
index 7e89051fec3..b569f87e4b6 100644
--- a/nixos/doc/manual/from_md/release-notes/rl-2105.section.xml
+++ b/nixos/doc/manual/from_md/release-notes/rl-2105.section.xml
@@ -84,7 +84,7 @@
       </listitem>
       <listitem>
         <para>
-          The linux_latest kernel was updated to the 5.12 series. It
+          The linux_latest kernel was updated to the 5.13 series. It
           currently is not officially supported for use with the zfs
           filesystem. If you use zfs, you should use a different kernel
           version (either the LTS kernel, or track a specific one).
diff --git a/nixos/doc/manual/release-notes/rl-2105.section.md b/nixos/doc/manual/release-notes/rl-2105.section.md
index afef64fbfa5..5ea360b89e3 100644
--- a/nixos/doc/manual/release-notes/rl-2105.section.md
+++ b/nixos/doc/manual/release-notes/rl-2105.section.md
@@ -30,7 +30,7 @@ In addition to numerous new and upgraded packages, this release has the followin
 
   - Python optimizations were disabled again. Builds with optimizations enabled are not reproducible. Optimizations can now be enabled with an option.
 
-- The linux_latest kernel was updated to the 5.12 series. It currently is not officially supported for use with the zfs filesystem. If you use zfs, you should use a different kernel version (either the LTS kernel, or track a specific one).
+- The linux_latest kernel was updated to the 5.13 series. It currently is not officially supported for use with the zfs filesystem. If you use zfs, you should use a different kernel version (either the LTS kernel, or track a specific one).
 
 ## New Services {#sec-release-21.05-new-services}
 
diff --git a/pkgs/tools/nix/nixos-generators/default.nix b/pkgs/tools/nix/nixos-generators/default.nix
index 004a7347522..01e12e9fd58 100644
--- a/pkgs/tools/nix/nixos-generators/default.nix
+++ b/pkgs/tools/nix/nixos-generators/default.nix
@@ -2,12 +2,12 @@
 
 stdenv.mkDerivation rec {
   pname = "nixos-generators";
-  version = "1.3.0";
+  version = "1.4.0";
   src = fetchFromGitHub {
     owner = "nix-community";
     repo = "nixos-generators";
     rev = version;
-    sha256 = "1gbj2jw7zv3mnq1lyj4q53jpfj642jy7lvg0kp060znvhws3370y";
+    sha256 = "1kn2anp8abpi0n3p7j0yczbpy7mdhk8rv84ywyghqdvf2wjmnlnp";
   };
   nativeBuildInputs = [ makeWrapper ];
   installFlags = [ "PREFIX=$(out)" ];