diff --git a/es/components/wechatMaterialLibrary/index.js b/es/components/wechatMaterialLibrary/index.js
index ad9368a33..559a22d0e 100644
--- a/es/components/wechatMaterialLibrary/index.js
+++ b/es/components/wechatMaterialLibrary/index.js
@@ -103,7 +103,6 @@ export default OakComponent({
             const { applicationId } = this.props;
             const { type } = this.props;
             const result = await this.features.wechatMenu.createMaterial({
-                appType: 'wechatPublic',
                 applicationId: applicationId,
                 type: type,
                 file: media,
diff --git a/es/features/wechatMenu.d.ts b/es/features/wechatMenu.d.ts
index 09b504c1f..644a41abf 100644
--- a/es/features/wechatMenu.d.ts
+++ b/es/features/wechatMenu.d.ts
@@ -45,7 +45,6 @@ export declare class WechatMenu<ED extends EntityDict, Cxt extends BackendRuntim
         articleId: string;
     }): Promise<ReturnType<(AD & CommonAspectDict<ED, Cxt>)["getArticle"]>>;
     createMaterial(params: {
-        appType: string;
         applicationId: string;
         type: MediaType;
         file: File;
diff --git a/lib/components/wechatMaterialLibrary/index.js b/lib/components/wechatMaterialLibrary/index.js
index d1746ee2b..43abdae1a 100644
--- a/lib/components/wechatMaterialLibrary/index.js
+++ b/lib/components/wechatMaterialLibrary/index.js
@@ -105,7 +105,6 @@ exports.default = OakComponent({
             const { applicationId } = this.props;
             const { type } = this.props;
             const result = await this.features.wechatMenu.createMaterial({
-                appType: 'wechatPublic',
                 applicationId: applicationId,
                 type: type,
                 file: media,
diff --git a/lib/features/wechatMenu.d.ts b/lib/features/wechatMenu.d.ts
index 09b504c1f..644a41abf 100644
--- a/lib/features/wechatMenu.d.ts
+++ b/lib/features/wechatMenu.d.ts
@@ -45,7 +45,6 @@ export declare class WechatMenu<ED extends EntityDict, Cxt extends BackendRuntim
         articleId: string;
     }): Promise<ReturnType<(AD & CommonAspectDict<ED, Cxt>)["getArticle"]>>;
     createMaterial(params: {
-        appType: string;
         applicationId: string;
         type: MediaType;
         file: File;
diff --git a/src/components/wechatMaterialLibrary/index.ts b/src/components/wechatMaterialLibrary/index.ts
index e93e2988e..30642e442 100644
--- a/src/components/wechatMaterialLibrary/index.ts
+++ b/src/components/wechatMaterialLibrary/index.ts
@@ -121,7 +121,6 @@ export default OakComponent({
             const { applicationId } = this.props;
             const { type } = this.props;
             const result = await this.features.wechatMenu.createMaterial({
-                appType: 'wechatPublic',
                 applicationId: applicationId!,
                 type: type as 'image' | 'voice' | 'video',
                 file: media,
diff --git a/src/features/wechatMenu.ts b/src/features/wechatMenu.ts
index 68ce6dab1..7de5d655d 100644
--- a/src/features/wechatMenu.ts
+++ b/src/features/wechatMenu.ts
@@ -91,7 +91,6 @@ export class WechatMenu<
     }
 
     async createMaterial(params: {
-        appType: string;
         applicationId: string;
         type: MediaType;
         file: File;