diff --git a/src/adapters/node/event.ts b/src/adapters/node/event.ts
index c83a31f8..99108471 100644
--- a/src/adapters/node/event.ts
+++ b/src/adapters/node/event.ts
@@ -17,8 +17,6 @@ export class NodeEvent implements RawEvent {
   _req: NodeIncomingMessage;
   _res: NodeServerResponse;
 
-  _handled?: boolean;
-
   _originalPath?: string | undefined;
 
   _rawBody?: Promise<undefined | Uint8Array>;
@@ -125,7 +123,7 @@ export class NodeEvent implements RawEvent {
   // -- response --
 
   get handled() {
-    return this._handled || this._res.writableEnded || this._res.headersSent;
+    return this._res.writableEnded || this._res.headersSent;
   }
 
   get responseCode() {
diff --git a/src/adapters/web/event.ts b/src/adapters/web/event.ts
index d4965e73..82efc54d 100644
--- a/src/adapters/web/event.ts
+++ b/src/adapters/web/event.ts
@@ -6,8 +6,6 @@ export class WebEvent implements RawEvent {
 
   _req: Request;
 
-  _handled?: boolean;
-
   _path?: string;
   _originalPath?: string | undefined;
 
@@ -106,10 +104,6 @@ export class WebEvent implements RawEvent {
 
   // -- response --
 
-  get handled() {
-    return this._handled;
-  }
-
   get responseCode() {
     return this._responseCode || 200;
   }
@@ -155,7 +149,6 @@ export class WebEvent implements RawEvent {
   }
 
   writeHead(code: number, message?: string) {
-    this._handled = true;
     if (code) {
       this.responseCode = code;
     }
diff --git a/src/handler.ts b/src/handler.ts
index c83838c9..f5b22f95 100644
--- a/src/handler.ts
+++ b/src/handler.ts
@@ -86,9 +86,6 @@ async function _callHandler<
   if (hooks.onRequest) {
     for (const hook of hooks.onRequest) {
       await hook(event);
-      if (event[_kRaw].handled) {
-        return;
-      }
     }
   }
   const body = await handler(event);
diff --git a/src/types/event.ts b/src/types/event.ts
index 6889fc6a..84acd6b4 100644
--- a/src/types/event.ts
+++ b/src/types/event.ts
@@ -48,8 +48,6 @@ export interface RawEvent {
 
   // -- Response --
 
-  readonly handled: boolean | undefined;
-
   responseCode: number | undefined;
   responseMessage: string | undefined;