diff --git a/src/modules/qqbot/plugin-platform/infrastructure/integration/runtime/plugin-host-bridge.service.ts b/src/modules/qqbot/plugin-platform/infrastructure/integration/runtime/plugin-host-bridge.service.ts
index d27f35d..18860b2 100644
--- a/src/modules/qqbot/plugin-platform/infrastructure/integration/runtime/plugin-host-bridge.service.ts
+++ b/src/modules/qqbot/plugin-platform/infrastructure/integration/runtime/plugin-host-bridge.service.ts
@@ -76,7 +76,7 @@ export class QqbotPluginHostBridgeService {
       case 'bindEventPlugin':
         return this.accountService.bindEventPlugin(
           getRequiredText(args, 'selfId'),
-          getRequiredText(args, 'pluginKey'),
+          request.pluginKey,
         );
       case 'getBoundEventPluginKeys':
         return this.accountService.getBoundEventPluginKeys(
@@ -117,7 +117,7 @@ export class QqbotPluginHostBridgeService {
       case 'unbindEventPlugin':
         return this.accountService.unbindEventPlugin(
           getRequiredText(args, 'selfId'),
-          getRequiredText(args, 'pluginKey'),
+          request.pluginKey,
         );
       case 'warn':
         this.logger.warn({
diff --git a/test/modules/qqbot/plugin-platform/plugin-host-bridge.spec.ts b/test/modules/qqbot/plugin-platform/plugin-host-bridge.spec.ts
index 1e8f350..a2a95a9 100644
--- a/test/modules/qqbot/plugin-platform/plugin-host-bridge.spec.ts
+++ b/test/modules/qqbot/plugin-platform/plugin-host-bridge.spec.ts
@@ -134,7 +134,7 @@ describe('QQBot plugin host bridge', () => {
 
     await expect(
       bridge.handleHostCall(descriptor, {
-        args: { selfId: '10001', pluginKey: 'sample' },
+        args: { selfId: '10001', pluginKey: 'other-plugin' },
         method: 'bindEventPlugin',
         pluginKey: 'sample',
       }),
@@ -154,6 +154,21 @@ describe('QQBot plugin host bridge', () => {
     expect(sendService.sendText).toHaveBeenCalledWith(sendInput);
   });
 
+  it('uses the request plugin key when unbinding event plugins', async () => {
+    const descriptor = createDescriptor();
+
+    await bridge.handleHostCall(descriptor, {
+      args: { selfId: '10001', pluginKey: 'other-plugin' },
+      method: 'unbindEventPlugin',
+      pluginKey: 'sample',
+    });
+
+    expect(accountService.unbindEventPlugin).toHaveBeenCalledWith(
+      '10001',
+      'sample',
+    );
+  });
+
   it('reads JSON files from descriptor package roots', async () => {
     const descriptor = createDescriptor();
     const filePath = join(tempRoot, 'data', 'sample.json');