diff --git a/lib/trivial.nix b/lib/trivial.nix
index 26e4b32400f2..34c100959e6f 100644
--- a/lib/trivial.nix
+++ b/lib/trivial.nix
@@ -179,7 +179,7 @@ rec {
      they take effect as soon as the oldest release reaches end of life. */
   oldestSupportedRelease =
     # Update on master only. Do not backport.
-    2211;
+    2305;
 
   /* Whether a feature is supported in all supported releases (at the time of
      release branch-off, if applicable). See `oldestSupportedRelease`. */