diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8930840332c..695f926670c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -137,6 +137,7 @@ Docs: https://docs.openclaw.ai
 - ACP/configured bindings: reinitialize configured ACP sessions that are stuck in `error` state instead of reusing the failed runtime.
 - Mattermost/DM send: retry transient direct-channel creation failures for DM deliveries, with configurable backoff and per-request timeout. (#42398) Thanks @JonathanJing.
 - Telegram/network: unify API and media fetches under the same sticky IPv4 and pinned-IP fallback chain, and re-validate pinned override addresses against SSRF policy. (#49148) Thanks @obviyus.
+- Agents/prompt composition: append bootstrap truncation warnings to the current-turn prompt and add regression coverage for stable system-prompt cache invariants. (#49237) Thanks @scoootscooob.
 
 ## 2026.3.13