diff --git a/docs/category-skill-guide.md b/docs/category-skill-guide.md
index 7488d56b..c4719fb9 100644
--- a/docs/category-skill-guide.md
+++ b/docs/category-skill-guide.md
@@ -117,7 +117,7 @@ You can create powerful specialized agents by combining Categories and Skills.
 ### 🏗️ The Architect (Design Review)
 - **Category**: `ultrabrain`
 - **load_skills**: `[]` (pure reasoning)
-- **Effect**: Leverages GPT-5.2's logical reasoning for in-depth system architecture analysis.
+- **Effect**: Leverages GPT-5.3 Codex's logical reasoning for in-depth system architecture analysis.
 
 ### ⚡ The Maintainer (Quick Fixes)
 - **Category**: `quick`