diff --git a/src/content/spec/accessibility/aria-usage.md b/src/content/spec/accessibility/aria-usage.md
index 10732e82..ca10a8b8 100644
--- a/src/content/spec/accessibility/aria-usage.md
+++ b/src/content/spec/accessibility/aria-usage.md
@@ -9,7 +9,7 @@ appliesTo: [all]
 relatedSlugs: [semantic-html, form-labels, keyboard-navigation]
 updated: "2026-07-31T00:00:00.000Z"
 sources:
-  - title: "ARIA in HTML (W3C Recommendation, 15 April 2026)"
+  - title: "ARIA in HTML (W3C Recommendation, 11 August 2026)"
     url: "https://www.w3.org/TR/html-aria/"
     publisher: "W3C"
   - title: "ARIA Authoring Practices Guide — Read Me First"
diff --git a/src/content/spec/agent-readiness/webmcp.md b/src/content/spec/agent-readiness/webmcp.md
index 744d2a22..d6477b3c 100644
--- a/src/content/spec/agent-readiness/webmcp.md
+++ b/src/content/spec/agent-readiness/webmcp.md
@@ -15,8 +15,8 @@ sources:
   - title: "webmachinelearning/webmcp on GitHub"
     url: "https://github.com/webmachinelearning/webmcp"
     publisher: "W3C WebML CG"
-  - title: "Model Context Protocol — Tools"
-    url: "https://modelcontextprotocol.io/specification/2025-11-25/server/tools"
+  - title: "Model Context Protocol 2026-07-28 — Tools"
+    url: "https://modelcontextprotocol.io/specification/2026-07-28/server/tools"
     publisher: "MCP"
 ---