diff --git a/CHANGELOG.md b/CHANGELOG.md
index 112858be..6aa474cb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 +++
 [release]
-since = "e5b1e61b190c9b4f3dcc5c80f2d610ddd4f16d80"
+since = "8b3194ba8de6f5bfe71e33b5012c0aec17626a78"
 +++
 
 # Changelog
@@ -9,6 +9,10 @@ since = "e5b1e61b190c9b4f3dcc5c80f2d610ddd4f16d80"
 
 - TBD
 
+## v0.8.5-rc.12
+
+- fix(gambit): add codex trust preflight for workbench chat
+
 ## v0.8.5-rc.11
 
 - #4014: restructure FAQ deck and artifact paths.
diff --git a/deno.jsonc b/deno.jsonc
index f6901d88..e68f78d2 100644
--- a/deno.jsonc
+++ b/deno.jsonc
@@ -2,7 +2,7 @@
   "$schema": "https://deno.land/x/deno/cli/schemas/config-file.v1.json",
   "name": "@bolt-foundry/gambit",
   "description": "Agent harness framework for building, running, and verifying LLM workflows in Markdown and code.",
-  "version": "0.8.5-rc.11",
+  "version": "0.8.5-rc.12",
   "license": "Apache-2.0",
   "repository": {
     "type": "git",
diff --git a/packages/gambit-core/deno.json b/packages/gambit-core/deno.json
index ccf34f0d..a4f45e7e 100644
--- a/packages/gambit-core/deno.json
+++ b/packages/gambit-core/deno.json
@@ -1,6 +1,6 @@
 {
   "name": "@bolt-foundry/gambit-core",
-  "version": "0.8.5-rc.11",
+  "version": "0.8.5-rc.12",
   "description": "Core runtime for Gambit decks.",
   "license": "Apache-2.0",
   "repository": {