diff --git a/README.md b/README.md
index fe9cd15..74d53f3 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ npx markfluence docs/
 npx markfluence --dry-run docs/
 ```
 
-Requires Node.js 20+.
+Requires Node.js 22+.
 
 ## Environment Variables
 
diff --git a/test/mermaid-elk.test.ts b/test/mermaid-elk.test.ts
index fbc7ad7..17ed070 100644
--- a/test/mermaid-elk.test.ts
+++ b/test/mermaid-elk.test.ts
@@ -1,7 +1,7 @@
 import { describe, expect, it } from 'vitest'
 import { getMermaidFilename, getMermaidHash, renderMermaid } from '../src/mermaid/render.js'
 
-describe('Mermaid ELK rendering', () => {
+describe('Mermaid ELK rendering', { timeout: 15000 }, () => {
   const NESTED_SUBGRAPH_DIAGRAM = `
 flowchart TB
     subgraph VPC["VPC"]