diff --git a/.claude/skills/quick-plan/SKILL.md b/.claude/skills/quick-plan/SKILL.md
index 972899d..bf2b488 100644
--- a/.claude/skills/quick-plan/SKILL.md
+++ b/.claude/skills/quick-plan/SKILL.md
@@ -73,6 +73,7 @@ Additional context, caveats, or references.
 - **Reference existing patterns**: Mention how this fits with existing infrastructure
 - **Tables for comparisons**: Use markdown tables when comparing options
 - **Practical focus**: Emphasize what needs to happen, not theory
+- **Mermaid diagrams**: Use mermaid code blocks for architecture diagrams, flow charts, or other graphs when relevant to the plan. Keep node labels short and use `<br/>` for line breaks
 
 ## Examples of Good Plans