diff --git a/packages/core/server/src/plugin-manager/PluginManager.ts b/packages/core/server/src/plugin-manager/PluginManager.ts
index c2681d3bd..2f24814ba 100644
--- a/packages/core/server/src/plugin-manager/PluginManager.ts
+++ b/packages/core/server/src/plugin-manager/PluginManager.ts
@@ -43,6 +43,7 @@ export class PluginManager {
     this.repository.setPluginManager(this);
     this.app.resourcer.define(resourceOptions);
     this.app.acl.allow('pm', ['enable', 'disable', 'remove'], 'allowConfigure');
+    this.app.acl.allow('applicationPlugins', 'list', 'allowConfigure');
     this.server = net.createServer((socket) => {
       socket.on('data', async (data) => {
         const { method, plugins } = JSON.parse(data.toString());
@@ -66,7 +67,9 @@ export class PluginManager {
       if (options?.method !== 'install' || options.reload) {
         await this.repository.load();
       }
-      this.app.acl.allow('applicationPlugins', 'list');
+    });
+    this.app.on('beforeUpgrade', async () => {
+      await this.collection.sync();
     });
     this.addStaticMultiple(options.plugins);
   }
@@ -209,23 +212,22 @@ export class PluginManager {
       transaction,
       filter: { name: plugin },
     });
-    if (model) {
-      throw new Error(`${plugin} plugin already exists`);
-    }
-    const { enabled, builtIn, installed, ...others } = options;
-    await this.repository.create({
-      transaction,
-      values: {
-        name: plugin,
-        version: packageJson.version,
-        enabled: !!enabled,
-        builtIn: !!builtIn,
-        installed: !!installed,
-        options: {
-          ...others,
+    if (!model) {
+      const { enabled, builtIn, installed, ...others } = options;
+      model = await this.repository.create({
+        transaction,
+        values: {
+          name: plugin,
+          version: packageJson.version,
+          enabled: !!enabled,
+          builtIn: !!builtIn,
+          installed: !!installed,
+          options: {
+            ...others,
+          },
         },
-      },
-    });
+      });
+    }
     const file = resolve(
       process.cwd(),
       'packages',
diff --git a/packages/core/server/src/plugin.ts b/packages/core/server/src/plugin.ts
index 3af567d7b..70b2d6339 100644
--- a/packages/core/server/src/plugin.ts
+++ b/packages/core/server/src/plugin.ts
@@ -1,4 +1,3 @@
-import { Database } from '@nocobase/database';
 import { Application } from './application';
 import { InstallOptions } from './plugin-manager';
 
@@ -25,15 +24,17 @@ export type PluginType = typeof Plugin;
 export abstract class Plugin<O = any> implements PluginInterface {
   options: any;
   app: Application;
-  db: Database;
 
   constructor(app: Application, options?: any) {
     this.app = app;
-    this.db = app.db;
     this.setOptions(options);
     this.afterAdd();
   }
 
+  get db() {
+    return this.app.db;
+  }
+
   get enabled() {
     return this.options.enabled;
   }
diff --git a/packages/plugins/collection-manager/src/server.ts b/packages/plugins/collection-manager/src/server.ts
index b73d724ce..cf75feefb 100644
--- a/packages/plugins/collection-manager/src/server.ts
+++ b/packages/plugins/collection-manager/src/server.ts
@@ -13,11 +13,11 @@ import {
   beforeCreateForChildrenCollection,
   beforeCreateForReverseField,
   beforeDestroyForeignKey,
-  beforeInitOptions,
+  beforeInitOptions
 } from './hooks';
 
-import { CollectionModel, FieldModel } from './models';
 import { InheritedCollection } from '@nocobase/database';
+import { CollectionModel, FieldModel } from './models';
 
 export class CollectionManagerPlugin extends Plugin {
   async beforeLoad() {
diff --git a/packages/presets/nocobase/src/index.ts b/packages/presets/nocobase/src/index.ts
index e70c60cc0..eb70efb7b 100644
--- a/packages/presets/nocobase/src/index.ts
+++ b/packages/presets/nocobase/src/index.ts
@@ -69,7 +69,7 @@ export class PresetNocoBase extends Plugin {
         await this.addBuiltInPlugins();
       }
       const builtInPlugins = this.getBuiltInPlugins();
-      const plugins = await this.db.getRepository('applicationPlugins').find();
+      const plugins = await this.app.db.getRepository('applicationPlugins').find();
       const pluginNames = plugins.map((p) => p.name);
       await this.app.pm.add(
         builtInPlugins.filter((plugin) => !pluginNames.includes(plugin)),