diff --git a/doc/release-notes/rl-2605.section.md b/doc/release-notes/rl-2605.section.md
index 5c23a9945f06..a4a436186729 100644
--- a/doc/release-notes/rl-2605.section.md
+++ b/doc/release-notes/rl-2605.section.md
@@ -1,4 +1,4 @@
-# Nixpkgs 26.05 ("Yarara", 2026.05/??) {#sec-nixpkgs-release-26.05}
+# Nixpkgs 26.05 ("Yarara", 2026.05/30) {#sec-nixpkgs-release-26.05}
 
 ## Highlights {#sec-nixpkgs-release-26.05-highlights}
 <!-- To avoid merge conflicts, consider adding your item at an arbitrary place in the list instead. -->
diff --git a/nixos/doc/manual/release-notes/rl-2605.section.md b/nixos/doc/manual/release-notes/rl-2605.section.md
index 8c80dfad5d98..70c6cdd2d0d6 100644
--- a/nixos/doc/manual/release-notes/rl-2605.section.md
+++ b/nixos/doc/manual/release-notes/rl-2605.section.md
@@ -1,4 +1,4 @@
-# Release 26.05 ("Yarara", 2026.05/??) {#sec-release-26.05}
+# Release 26.05 ("Yarara", 2026.05/30) {#sec-release-26.05}
 
 ## Highlights {#sec-release-26.05-highlights}