diff --git a/src/spec.types.ts b/src/spec.types.ts
index 3544679cf..07a1cceff 100644
--- a/src/spec.types.ts
+++ b/src/spec.types.ts
@@ -1,4 +1,13 @@
-/* JSON-RPC types */
+/**
+ * This file is automatically generated from the Model Context Protocol specification.
+ *
+ * Source: https://github.com/modelcontextprotocol/modelcontextprotocol
+ * Pulled from: https://raw.githubusercontent.com/modelcontextprotocol/modelcontextprotocol/main/schema/draft/schema.ts
+ * Last updated from commit: 35fa160caf287a9c48696e3ae452c0645c713669
+ *
+ * DO NOT EDIT THIS FILE MANUALLY. Changes will be overwritten by automated updates.
+ * To update this file, run: npm run fetch:spec-types
+ *//* JSON-RPC types */
 
 /**
  * Refers to any valid JSON-RPC object that can be decoded off the wire, or encoded to be sent.
@@ -11,7 +20,7 @@ export type JSONRPCMessage =
   | JSONRPCResponse;
 
 /** @internal */
-export const LATEST_PROTOCOL_VERSION = "2025-11-25";
+export const LATEST_PROTOCOL_VERSION = "DRAFT-2026-v1";
 /** @internal */
 export const JSONRPC_VERSION = "2.0";
 
@@ -52,7 +61,7 @@ export interface TaskAugmentedRequestParams extends RequestParams {
  */
 export interface RequestParams {
   /**
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: {
     /**
@@ -74,7 +83,7 @@ export interface Request {
 /** @internal */
 export interface NotificationParams {
   /**
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
 }
@@ -92,7 +101,7 @@ export interface Notification {
  */
 export interface Result {
   /**
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
   [key: string]: unknown;
@@ -830,7 +839,7 @@ export interface Resource extends BaseMetadata, Icons {
   size?: number;
 
   /**
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
 }
@@ -866,7 +875,7 @@ export interface ResourceTemplate extends BaseMetadata, Icons {
   annotations?: Annotations;
 
   /**
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
 }
@@ -889,7 +898,7 @@ export interface ResourceContents {
   mimeType?: string;
 
   /**
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
 }
@@ -991,7 +1000,7 @@ export interface Prompt extends BaseMetadata, Icons {
   arguments?: PromptArgument[];
 
   /**
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
 }
@@ -1061,7 +1070,7 @@ export interface EmbeddedResource {
   annotations?: Annotations;
 
   /**
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
 }
@@ -1289,7 +1298,7 @@ export interface Tool extends BaseMetadata, Icons {
   annotations?: ToolAnnotations;
 
   /**
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
 }
@@ -1679,7 +1688,7 @@ export interface SamplingMessage {
   role: Role;
   content: SamplingMessageContentBlock | SamplingMessageContentBlock[];
   /**
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
 }
@@ -1756,7 +1765,7 @@ export interface TextContent {
   annotations?: Annotations;
 
   /**
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
 }
@@ -1787,7 +1796,7 @@ export interface ImageContent {
   annotations?: Annotations;
 
   /**
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
 }
@@ -1818,7 +1827,7 @@ export interface AudioContent {
   annotations?: Annotations;
 
   /**
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
 }
@@ -1852,7 +1861,7 @@ export interface ToolUseContent {
    * Optional metadata about the tool use. Clients SHOULD preserve this field when
    * including tool uses in subsequent sampling requests to enable caching optimizations.
    *
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
 }
@@ -1899,7 +1908,7 @@ export interface ToolResultContent {
    * Optional metadata about the tool result. Clients SHOULD preserve this field when
    * including tool results in subsequent sampling requests to enable caching optimizations.
    *
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
 }
@@ -2127,7 +2136,7 @@ export interface Root {
   name?: string;
 
   /**
-   * See [General fields: `_meta`](/specification/2025-11-25/basic/index#meta) for notes on `_meta` usage.
+   * See [General fields: `_meta`](/specification/draft/basic/index#meta) for notes on `_meta` usage.
    */
   _meta?: { [key: string]: unknown };
 }
@@ -2575,4 +2584,4 @@ export type ServerResult =
   | GetTaskResult
   | GetTaskPayloadResult
   | ListTasksResult
-  | CancelTaskResult;
\ No newline at end of file
+  | CancelTaskResult;
diff --git a/test/server/streamableHttp.test.ts b/test/server/streamableHttp.test.ts
index a20e6e129..0161d82fb 100644
--- a/test/server/streamableHttp.test.ts
+++ b/test/server/streamableHttp.test.ts
@@ -2285,7 +2285,7 @@ describe.each(zodTestMatrix)('$zodVersionLabel', (entry: ZodMatrixEntry) => {
 
             // Verify we received the notification that was sent while disconnected
             expect(allText).toContain('Missed while disconnected');
-        }, 15000);
+        }, 10000);
     });
 
     // Test onsessionclosed callback
diff --git a/test/spec.types.test.ts b/test/spec.types.test.ts
index 8d463674b..1fff0f0ff 100644
--- a/test/spec.types.test.ts
+++ b/test/spec.types.test.ts
@@ -729,7 +729,6 @@ describe('Spec Types', () => {
             }
         }
 
-        console.log(missingTests);
         expect(missingTests).toHaveLength(0);
     });