diff --git a/open-api/immich-openapi-specs.json b/open-api/immich-openapi-specs.json
index 25be8d2f45..70f482c5b2 100644
--- a/open-api/immich-openapi-specs.json
+++ b/open-api/immich-openapi-specs.json
@@ -2528,6 +2528,16 @@
           "required": true
         },
         "responses": {
+          "200": {
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/AssetMediaResponseDto"
+                }
+              }
+            },
+            "description": "Asset is a duplicate"
+          },
           "201": {
             "content": {
               "application/json": {
@@ -2536,7 +2546,7 @@
                 }
               }
             },
-            "description": ""
+            "description": "Asset uploaded successfully"
           }
         },
         "security": [
@@ -3743,7 +3753,7 @@
                 }
               }
             },
-            "description": ""
+            "description": "Asset replaced successfully"
           }
         },
         "security": [
diff --git a/open-api/typescript-sdk/src/fetch-client.ts b/open-api/typescript-sdk/src/fetch-client.ts
index ab6b894c60..afc583f91d 100644
--- a/open-api/typescript-sdk/src/fetch-client.ts
+++ b/open-api/typescript-sdk/src/fetch-client.ts
@@ -2390,6 +2390,9 @@ export function uploadAsset({ key, slug, xImmichChecksum, assetMediaCreateDto }:
     assetMediaCreateDto: AssetMediaCreateDto;
 }, opts?: Oazapfts.RequestOpts) {
     return oazapfts.ok(oazapfts.fetchJson<{
+        status: 200;
+        data: AssetMediaResponseDto;
+    } | {
         status: 201;
         data: AssetMediaResponseDto;
     }>(`/assets${QS.query(QS.explode({
diff --git a/server/src/controllers/asset-media.controller.ts b/server/src/controllers/asset-media.controller.ts
index 843c2a3f3d..d52a40d7dd 100644
--- a/server/src/controllers/asset-media.controller.ts
+++ b/server/src/controllers/asset-media.controller.ts
@@ -15,7 +15,7 @@ import {
   UploadedFiles,
   UseInterceptors,
 } from '@nestjs/common';
-import { ApiBody, ApiConsumes, ApiHeader, ApiTags } from '@nestjs/swagger';
+import { ApiBody, ApiConsumes, ApiHeader, ApiResponse, ApiTags } from '@nestjs/swagger';
 import { NextFunction, Request, Response } from 'express';
 import { Endpoint, HistoryBuilder } from 'src/decorators';
 import {
@@ -62,6 +62,16 @@ export class AssetMediaController {
     required: false,
   })
   @ApiBody({ description: 'Asset Upload Information', type: AssetMediaCreateDto })
+  @ApiResponse({
+    status: 200,
+    description: 'Asset is a duplicate',
+    type: AssetMediaResponseDto,
+  })
+  @ApiResponse({
+    status: 201,
+    description: 'Asset uploaded successfully',
+    type: AssetMediaResponseDto,
+  })
   @Endpoint({
     summary: 'Upload asset',
     description: 'Uploads a new asset to the server.',
@@ -103,6 +113,11 @@ export class AssetMediaController {
   @Put(':id/original')
   @UseInterceptors(FileUploadInterceptor)
   @ApiConsumes('multipart/form-data')
+  @ApiResponse({
+    status: 200,
+    description: 'Asset replaced successfully',
+    type: AssetMediaResponseDto,
+  })
   @Endpoint({
     summary: 'Replace asset',
     description: 'Replace the asset with new file, without changing its id.',