diff --git a/doc/release-notes/rl-2511.section.md b/doc/release-notes/rl-2511.section.md
index 7448cf2d1e07..6645bbde5508 100644
--- a/doc/release-notes/rl-2511.section.md
+++ b/doc/release-notes/rl-2511.section.md
@@ -238,6 +238,8 @@
 
 - `nodePackages.rimraf` has been removed, as it is a Javascript library, and packages that want to use it should depend directly on it instead.
 
+- `mariadb` now defaults to `mariadb_114` instead of `mariadb_1011`, meaning the default version was upgraded from 10.11.x to 11.4.x. See the [upgrade notes](https://mariadb.com/kb/en/upgrading-from-mariadb-10-11-to-mariadb-11-4/) for potential issues.
+
 ## Other Notable Changes {#sec-nixpkgs-release-25.11-notable-changes}
 
 <!-- To avoid merge conflicts, consider adding your item at an arbitrary place in the list instead. -->
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 7c63f3102c8f..8f218f039315 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -9570,7 +9570,7 @@ with pkgs;
     mariadb_114
     mariadb_118
     ;
-  mariadb = mariadb_1011;
+  mariadb = mariadb_114;
   mariadb-embedded = mariadb.override { withEmbedded = true; };
 
   mongodb = hiPrio mongodb-7_0;