diff --git a/bun.lockb b/bun.lockb
new file mode 100755
index 0000000..bcccb5b
Binary files /dev/null and b/bun.lockb differ
diff --git a/index.ts b/index.ts
index fa5814e..d0b27d6 100644
--- a/index.ts
+++ b/index.ts
@@ -5,7 +5,7 @@ import {
   ValidateJWTTokenInput,
   ValidateJWTTokenResponse,
 } from '@authorizerdev/authorizer-js'
-import { Server, onAuthenticatePayload } from '@hocuspocus/server'
+import Server, { onAuthenticatePayload } from '@hocuspocus/server';
 
 const authorizer = new Authorizer({
   clientID: process.env.AUTHORIZER_CLIENT_ID,
@@ -16,10 +16,9 @@ const authorizer = new Authorizer({
 const server = await Server.configure({
   port: 4242,
   async onConnect({ connection }) {
-    connection.requiresAuthentication = false // FIXME
+    connection.requiresAuthentication = true
   },
   async onAuthenticate(data: onAuthenticatePayload) {
-    // Danger! This won’t be called for that connection attempt.
 
     if (data.requestHeaders) {
       const params: ValidateJWTTokenInput = {
@@ -32,8 +31,13 @@ const server = await Server.configure({
         if (response?.data?.is_valid) {
           const { sub: user, allowed_roles: roles } = response.data.claims
           console.debug(`user_id: ${user} roles: ${roles}`)
+          return {
+            id: user,
+            roles
+          }
         } else {
-          console.debug('no valid auth token presented')
+          console.error('no valid auth token presented')
+          throw new Error("Not authorized!")
         }
       }
     }
diff --git a/package.json b/package.json
index 4f02384..1f7c70c 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "main": "index.ts",
   "type": "module",
   "scripts": {
-    "lint": "npx @biomejs/biome check --apply-unsafe .",
+    "fix": "npx @biomejs/biome check --fix --apply-unsafe .",
     "start": "npx tsc index.ts"
   },
   "repository": {
diff --git a/tsconfig.json b/tsconfig.json
index 4a163f5..10bf43c 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,5 +1,4 @@
 {
-    
   "compilerOptions": {
         "target": "es2017",
         "lib": ["es2022", "dom"],
@@ -7,4 +6,4 @@
         "moduleResolution": "NodeNext",
         "module": "NodeNext"
     }
-}
\ No newline at end of file
+}