diff --git a/CHANGELOG.md b/CHANGELOG.md
index c1b779be7..62acea5d3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -20,6 +20,14 @@ release that deserves narration. Passing `--notes <file>` overrides both for
 the GitHub body. Sections below this line predate generation and were written
 by hand.
 
+## [0.3.40] - 2026-10-17
+
+### What's Changed
+* fix(inference): tolerate null role and tool_calls deltas by @TheGreatAxios in https://github.com/corbitsdev/corbits-code/pull/1499
+
+
+**Full Changelog**: https://github.com/corbitsdev/corbits-code/compare/v0.3.39...v0.3.40
+
 ## [0.3.39] - 2026-10-17
 
 ### What's Changed
diff --git a/package.json b/package.json
index 6bdf99102..21e1ccdc6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@corbits/code",
-  "version": "0.3.39",
+  "version": "0.3.40",
   "description": "Single-process coding agent CLI built on the Interchange runtime (Bun + TypeScript)",
   "private": true,
   "license": "SEE LICENSE IN LICENSE.md",