diff --git a/functions/_middleware.ts b/functions/_middleware.ts
index b5a47725..205ce27f 100644
--- a/functions/_middleware.ts
+++ b/functions/_middleware.ts
@@ -75,7 +75,7 @@ function scoreFor(entries: AcceptEntry[], target: string): number {
 // Link response headers for agent discovery (RFC 8288)
 const AGENT_LINK_HEADERS = [
   '</.well-known/api-catalog>; rel="api-catalog"',
-  '</.well-known/ai-catalog.json>; rel="service-desc"',
+  '</.well-known/ai-catalog.json>; rel="ai-catalog"; type="application/ai-catalog+json"',
   '</.well-known/agent-skills/index.json>; rel="agent-skills"',
   '</.well-known/agent-instructions.txt>; rel="agent-instructions"',
   '</.well-known/agent.json>; rel="agent"',
diff --git a/public/.well-known/ai-catalog.json b/public/.well-known/ai-catalog.json
index b4a03f94..69075dbe 100644
--- a/public/.well-known/ai-catalog.json
+++ b/public/.well-known/ai-catalog.json
@@ -1,7 +1,6 @@
 {
-  "specVersion": "0.1.0",
+  "specVersion": "1.0",
   "host": {
-    "identifier": "did:web:shorebird.dev",
     "domain": "shorebird.dev",
     "displayName": "Shorebird",
     "description": "Code push and over-the-air update platform for Flutter applications across all supported platforms."
diff --git a/public/_headers b/public/_headers
index bfb5fa8c..f36bc400 100644
--- a/public/_headers
+++ b/public/_headers
@@ -32,7 +32,7 @@
   Access-Control-Allow-Origin: *
 
 /.well-known/ai-catalog.json
-  Content-Type: application/json; charset=utf-8
+  Content-Type: application/ai-catalog+json
   Access-Control-Allow-Origin: *
 
 /.well-known/agent-skills/index.json
diff --git a/src/components/starlight/Head.astro b/src/components/starlight/Head.astro
index ee5c3004..97a00897 100644
--- a/src/components/starlight/Head.astro
+++ b/src/components/starlight/Head.astro
@@ -46,8 +46,8 @@ const markdownPath = unlistedPages.includes(entry.id)
   title="LLMs Overview"
 />
 <link
-  rel="service-desc"
-  type="application/json"
+  rel="ai-catalog"
+  type="application/ai-catalog+json"
   href="/.well-known/ai-catalog.json"
 />
 <link