diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1ce691b..a4dc0e2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,12 @@ Tags follow `v{opencode_version}[letter]` — bare tag for the first build on a
 
 ## Unreleased
 
+_(no changes since v1.15.13b)_
+
+## v1.15.13b — 2026-06-03
+
+Container-level rebuild on opencode `1.15.13` (unchanged) and pi `0.78.0` (unchanged) — adds host-OS-agnostic LAN access, the `fork`/`recall` pi extensions, and a new `pi-only` variant. Letter-suffix release per the `v{opencode_version}[letter]` scheme since no upstream version moved.
+
 ### Added: host-OS-agnostic LAN access (base image)
 
 The container can now reach LAN peers that the **host** can reach, regardless of host OS — addressing the macOS/Docker-Desktop limitation where a container in the Linux VM cannot see the host's directly-attached LAN.