diff --git a/app/__test__/api/MediaApi.spec.ts b/app/__test__/api/MediaApi.spec.ts
index 02a35a6..ee1dcb3 100644
--- a/app/__test__/api/MediaApi.spec.ts
+++ b/app/__test__/api/MediaApi.spec.ts
@@ -1,7 +1,7 @@
 /// <reference types="@types/bun" />
-import { describe, expect, it } from "bun:test";
+import { describe, expect, it, mock } from "bun:test";
 import { Hono } from "hono";
-import { getFileFromContext, isFile, isReadableStream } from "core/utils";
+import { getFileFromContext, isFile, isReadableStream, s, jsc } from "core/utils";
 import { MediaApi } from "media/api/MediaApi";
 import { assetsPath, assetsTmpPath } from "../helper";
 
@@ -98,7 +98,7 @@ describe("MediaApi", () => {
       expect(isReadableStream(res.body)).toBe(true);
       expect(isReadableStream(res.res.body)).toBe(true);
 
-      const blob = await res.res.blob();
+      const blob = (await res.res.blob()) as File;
       expect(isFile(blob)).toBe(true);
       expect(blob.size).toBeGreaterThan(0);
       expect(blob.type).toBe("image/png");
@@ -113,7 +113,7 @@ describe("MediaApi", () => {
       const res = await api.getFileStream(name);
       expect(isReadableStream(res)).toBe(true);
 
-      const blob = await new Response(res).blob();
+      const blob = (await new Response(res).blob()) as File;
       expect(isFile(blob)).toBe(true);
       expect(blob.size).toBeGreaterThan(0);
       expect(blob.type).toBe("image/png");
@@ -162,4 +162,30 @@ describe("MediaApi", () => {
          await matches(api.upload(response.body!, { filename: "readable.png" }), "readable.png");
       }
    });
+
+   it("should add overwrite query for entity upload", async (c) => {
+      const call = mock(() => null);
+      const hono = new Hono().post(
+         "/api/media/entity/:entity/:id/:field",
+         jsc("query", s.object({ overwrite: s.boolean().optional() })),
+         async (c) => {
+            const { overwrite } = c.req.valid("query");
+            expect(overwrite).toBe(true);
+            call();
+            return c.json({ ok: true });
+         },
+      );
+      const api = new MediaApi(
+         {
+            upload_fetcher: hono.request,
+         },
+         hono.request,
+      );
+      const file = Bun.file(`${assetsPath}/image.png`);
+      const res = await api.uploadToEntity("posts", 1, "cover", file as any, {
+         overwrite: true,
+      });
+      expect(res.ok).toBe(true);
+      expect(call).toHaveBeenCalled();
+   });
 });
diff --git a/app/__test__/media/MediaController.spec.ts b/app/__test__/media/MediaController.spec.ts
index 3eae83e..39da5a4 100644
--- a/app/__test__/media/MediaController.spec.ts
+++ b/app/__test__/media/MediaController.spec.ts
@@ -8,6 +8,7 @@ import type { TAppMediaConfig } from "../../src/media/media-schema";
 import { StorageLocalAdapter } from "adapter/node/storage/StorageLocalAdapter";
 import { assetsPath, assetsTmpPath } from "../helper";
 import { disableConsoleLog, enableConsoleLog } from "core/utils/test";
+import * as proto from "data/prototype";
 
 beforeAll(() => {
    disableConsoleLog();
@@ -128,4 +129,87 @@ describe("MediaController", () => {
       expect(destFile.exists()).resolves.toBe(true);
       await destFile.delete();
    });
+
+   test("entity upload with max_items and overwrite", async () => {
+      const app = createApp({
+         config: {
+            media: mergeObject(
+               {
+                  enabled: true,
+                  adapter: {
+                     type: "local",
+                     config: {
+                        path: assetsTmpPath,
+                     },
+                  },
+               },
+               {},
+            ),
+            data: {
+               entities: {
+                  posts: proto
+                     .entity("posts", {
+                        title: proto.text(),
+                        cover: proto.medium(),
+                     })
+                     .toJSON(),
+               },
+            },
+         },
+      });
+      await app.build();
+
+      // create a post first
+      const createRes = await app.server.request("/api/data/entity/posts", {
+         method: "POST",
+         headers: { "Content-Type": "application/json" },
+         body: JSON.stringify({ title: "Test Post" }),
+      });
+      expect(createRes.status).toBe(201);
+      const { data: post } = (await createRes.json()) as any;
+
+      const file = Bun.file(path);
+      const uploadedFiles: string[] = [];
+
+      // upload first file to entity (should succeed)
+      const res1 = await app.server.request(`/api/media/entity/posts/${post.id}/cover`, {
+         method: "POST",
+         body: file,
+      });
+      expect(res1.status).toBe(201);
+      const result1 = (await res1.json()) as any;
+      uploadedFiles.push(result1.name);
+
+      // upload second file without overwrite (should fail - max_items reached)
+      const res2 = await app.server.request(`/api/media/entity/posts/${post.id}/cover`, {
+         method: "POST",
+         body: file,
+      });
+      expect(res2.status).toBe(400);
+      const result2 = (await res2.json()) as any;
+      expect(result2.error).toContain("Max items");
+
+      // upload third file with overwrite=true (should succeed and delete old file)
+      const res3 = await app.server.request(
+         `/api/media/entity/posts/${post.id}/cover?overwrite=true`,
+         {
+            method: "POST",
+            body: file,
+         },
+      );
+      expect(res3.status).toBe(201);
+      const result3 = (await res3.json()) as any;
+      uploadedFiles.push(result3.name);
+
+      // verify old file was deleted from storage
+      const oldFile = Bun.file(assetsTmpPath + "/" + uploadedFiles[0]);
+      expect(await oldFile.exists()).toBe(false);
+
+      // verify new file exists
+      const newFile = Bun.file(assetsTmpPath + "/" + uploadedFiles[1]);
+      expect(await newFile.exists()).toBe(true);
+
+      // cleanup
+      await newFile.delete();
+   });
 });
diff --git a/app/src/media/api/MediaApi.ts b/app/src/media/api/MediaApi.ts
index d925d4d..591d0eb 100644
--- a/app/src/media/api/MediaApi.ts
+++ b/app/src/media/api/MediaApi.ts
@@ -76,6 +76,7 @@ export class MediaApi extends ModuleApi<MediaApiOptions> {
          filename?: string;
          path?: TInput;
          _init?: Omit<RequestInit, "body">;
+         query?: Record<string, any>;
       },
    ): FetchPromise<ResponseObject<T>> {
       const headers = {
@@ -102,14 +103,22 @@ export class MediaApi extends ModuleApi<MediaApiOptions> {
          headers,
       };
       if (opts?.path) {
-         return this.post(opts.path, body, init);
+         return this.request<T>(opts.path, opts?.query, {
+            ...init,
+            body,
+            method: "POST",
+         });
       }
 
       if (!name || name.length === 0) {
          throw new Error("Invalid filename");
       }
 
-      return this.post<T>(opts?.path ?? ["upload", name], body, init);
+      return this.request<T>(opts?.path ?? ["upload", name], opts?.query, {
+         ...init,
+         body,
+         method: "POST",
+      });
    }
 
    async upload<T extends FileUploadedEventData>(
@@ -119,6 +128,7 @@ export class MediaApi extends ModuleApi<MediaApiOptions> {
          _init?: Omit<RequestInit, "body">;
          path?: TInput;
          fetcher?: ApiFetcher;
+         query?: Record<string, any>;
       } = {},
    ) {
       if (item instanceof Request || typeof item === "string") {
@@ -155,11 +165,14 @@ export class MediaApi extends ModuleApi<MediaApiOptions> {
       opts?: {
          _init?: Omit<RequestInit, "body">;
          fetcher?: typeof fetch;
+         overwrite?: boolean;
       },
    ): Promise<ResponseObject<FileUploadedEventData & { result: DB["media"] }>> {
+      const query = opts?.overwrite !== undefined ? { overwrite: opts.overwrite } : undefined;
       return this.upload(item, {
          ...opts,
          path: ["entity", entity, id, field],
+         query,
       });
    }