diff --git a/docs/src/content/docs/reference/glossary.md b/docs/src/content/docs/reference/glossary.md
index 2c824c98e61..8ec031f2c26 100644
--- a/docs/src/content/docs/reference/glossary.md
+++ b/docs/src/content/docs/reference/glossary.md
@@ -253,7 +253,7 @@ Named shorthand references to predefined domain sets used in `network.allowed` a
 
 ### Engine
 
-The AI system that powers the agentic workflow - essentially "which AI to use" to execute workflow instructions. GitHub Agentic Workflows supports four engines: **Copilot** (default), **Claude**, **Codex**, and **Gemini**. Set `engine:` in frontmatter to choose; omit it to use Copilot. See [AI Engines Reference](/gh-aw/reference/engines/).
+The AI system that powers the agentic workflow - essentially "which AI to use" to execute workflow instructions. GitHub Agentic Workflows supports five engines: **Copilot** (default), **Claude**, **Codex**, **Gemini**, and **Crush** (experimental). Set `engine:` in frontmatter to choose; omit it to use Copilot. See [AI Engines Reference](/gh-aw/reference/engines/).
 
 ### Enterprise API Endpoint (`api-target`)