diff --git a/packages/backend/server/src/core/quota/schema.ts b/packages/backend/server/src/core/quota/schema.ts
index 2a7a8d6e6e53..fc23c0127898 100644
--- a/packages/backend/server/src/core/quota/schema.ts
+++ b/packages/backend/server/src/core/quota/schema.ts
@@ -174,6 +174,23 @@ export const Quotas: Quota[] = [
       copilotActionLimit: 10,
     },
   },
+  {
+    feature: QuotaType.UnlimitedPlanV1,
+    type: FeatureKind.Quota,
+    version: 1,
+    configs: {
+      // quota name
+      name: 'Unlimited',
+      // single blob limit 10MB
+      blobLimit: 100 * OneMB,
+      // total blob limit 10GB
+      storageQuota: 1000 * OneGB,
+      // history period of validity 7 days
+      historyPeriod: 7 * OneDay,
+      // member limit 3
+      memberLimit: 10,
+    },
+  },
 ];
 
 export function getLatestQuota(type: QuotaType) {
diff --git a/packages/backend/server/src/core/quota/types.ts b/packages/backend/server/src/core/quota/types.ts
index ef21f0527192..9ae078f96002 100644
--- a/packages/backend/server/src/core/quota/types.ts
+++ b/packages/backend/server/src/core/quota/types.ts
@@ -18,6 +18,7 @@ export enum QuotaType {
   FreePlanV1 = 'free_plan_v1',
   ProPlanV1 = 'pro_plan_v1',
   LifetimeProPlanV1 = 'lifetime_pro_plan_v1',
+  UnlimitedPlanV1 = 'unlimited_plan_v1',
   // only for test, smaller quota
   RestrictedPlanV1 = 'restricted_plan_v1',
 }
@@ -28,6 +29,7 @@ const quotaPlan = z.object({
     QuotaType.ProPlanV1,
     QuotaType.LifetimeProPlanV1,
     QuotaType.RestrictedPlanV1,
+    QuotaType.UnlimitedPlanV1,
   ]),
   configs: z.object({
     name: z.string(),
diff --git a/packages/backend/server/src/data/migrations/1713258139569-refresh-new-plan.ts b/packages/backend/server/src/data/migrations/1713258139569-refresh-new-plan.ts
new file mode 100644
index 000000000000..3ca9efd3a825
--- /dev/null
+++ b/packages/backend/server/src/data/migrations/1713258139569-refresh-new-plan.ts
@@ -0,0 +1,27 @@
+import { ModuleRef } from '@nestjs/core';
+import { PrismaClient } from '@prisma/client';
+
+import { QuotaService, QuotaType } from '../../core/quota';
+import { UserService } from '../../core/user';
+import { Config } from '../../fundamentals';
+import { upgradeLatestQuotaVersion } from './utils/user-quotas';
+
+export class RefreshNewPlan1713258139569 {
+  // do the migration
+  static async up(db: PrismaClient, ref: ModuleRef) {
+    const config = ref.get(Config, { strict: false });
+    const { AFFINE_ADMIN_EMAIL } = process.env;
+    if (config.isSelfhosted && AFFINE_ADMIN_EMAIL) {
+      const user = ref.get(UserService, { strict: false });
+      const quota = ref.get(QuotaService, { strict: false });
+      const { id } = (await user.findUserByEmail(AFFINE_ADMIN_EMAIL)) || {};
+      if (id) {
+        await upgradeLatestQuotaVersion(db, QuotaType.UnlimitedPlanV1, '');
+        await quota.switchUserQuota(id, QuotaType.UnlimitedPlanV1);
+      }
+    }
+  }
+
+  // revert the migration
+  static async down(_db: PrismaClient) {}
+}
diff --git a/packages/backend/server/src/data/migrations/99999-self-host-admin.ts b/packages/backend/server/src/data/migrations/99999-self-host-admin.ts
index 69097c36c391..e52f2497a7f5 100644
--- a/packages/backend/server/src/data/migrations/99999-self-host-admin.ts
+++ b/packages/backend/server/src/data/migrations/99999-self-host-admin.ts
@@ -2,6 +2,7 @@ import { ModuleRef } from '@nestjs/core';
 import { PrismaClient } from '@prisma/client';
 
 import { FeatureManagementService } from '../../core/features';
+import { QuotaService, QuotaType } from '../../core/quota';
 import { UserService } from '../../core/user';
 import { Config, CryptoHelper } from '../../fundamentals';
 
@@ -13,6 +14,7 @@ export class SelfHostAdmin1 {
       const crypto = ref.get(CryptoHelper, { strict: false });
       const user = ref.get(UserService, { strict: false });
       const feature = ref.get(FeatureManagementService, { strict: false });
+      const quota = ref.get(QuotaService, { strict: false });
       if (
         !process.env.AFFINE_ADMIN_EMAIL ||
         !process.env.AFFINE_ADMIN_PASSWORD
@@ -37,6 +39,7 @@ export class SelfHostAdmin1 {
       });
       if (firstUser) {
         await feature.addAdmin(firstUser.id);
+        await quota.switchUserQuota(firstUser.id, QuotaType.UnlimitedPlanV1);
       }
     }
   }