diff --git a/app.py b/app.py
index 3b294de..c2552be 100644
--- a/app.py
+++ b/app.py
@@ -8,6 +8,7 @@ from flask import Flask, jsonify, request
 from pygrocy import EntityType, Grocy
 import atexit
 import base64
+import mimetypes
 import loguru
 import redis
 import requests
@@ -301,10 +302,16 @@ def consume():
 
 def upload_image(url):
     # download image
+    url = url.split('?')[0]
+    image_name = url.split('/')[-1]
     img = requests.get(url)
+    mime_type = mimetypes.guess_type(image_name)[0]
+    if not mime_type:
+        mime_type = 'image/jpeg'
     # compress image
     compress_url = 'https://upload-tinypng.tunpok.com/upload/'
-    resp = requests.post(compress_url, files={'file': img.content})
+    files = {'file': ('img.jpeg', img.content, mime_type,)}
+    resp = requests.post(compress_url, files=files, )
     if resp.status_code == 200:
         return resp.json()['cdn_url']
     return None