diff --git a/nixos/doc/manual/release-notes/rl-2305.section.md b/nixos/doc/manual/release-notes/rl-2305.section.md
index 1fe577822985..6fcab17df5ee 100644
--- a/nixos/doc/manual/release-notes/rl-2305.section.md
+++ b/nixos/doc/manual/release-notes/rl-2305.section.md
@@ -8,6 +8,10 @@ In addition to numerous new and upgraded packages, this release has the followin
 
 <!-- To avoid merge conflicts, consider adding your item at an arbitrary place in the list instead. -->
 
+- Core version changes:
+
+  - default linux: 5.15 -\> 6.1, all supported kernels available
+
 - Cinnamon has been updated to 5.6, see [the pull request](https://github.com/NixOS/nixpkgs/pull/201328#issue-1449910204) for what is changed.
 
 - KDE Plasma has been updated to v5.27, see [the release notes](https://kde.org/announcements/plasma/5/5.27.0/) for what is changed.
diff --git a/pkgs/top-level/linux-kernels.nix b/pkgs/top-level/linux-kernels.nix
index fa83d6c925fc..acb5b3d1740a 100644
--- a/pkgs/top-level/linux-kernels.nix
+++ b/pkgs/top-level/linux-kernels.nix
@@ -611,7 +611,7 @@ in {
   });
 
   packageAliases = {
-    linux_default = packages.linux_5_15;
+    linux_default = packages.linux_6_1;
     # Update this when adding the newest kernel major version!
     linux_latest = packages.linux_6_2;
     linux_mptcp = packages.linux_mptcp_95;