diff --git a/Pipfile b/Pipfile
index 9e49fa0..73d186f 100644
--- a/Pipfile
+++ b/Pipfile
@@ -38,6 +38,7 @@ twisted = {extras = ["http2", "tls"], version = "*"}
 whitenoise = "*"
 django-picklefield = "*"
 boto3 = "*"
+filetype = "*"
 
 [dev-packages]
 
diff --git a/Pipfile.lock b/Pipfile.lock
index ed8ced7..f86f286 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "edd3a9ebec36929c8ff036bf21938fb3ac5d955cc5cbed716f1fa9c34eca854e"
+            "sha256": "b349892ba15b7d9c0f4923076c76c40bb526ceadfd2a1a7073bcb945f75786c9"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -85,19 +85,19 @@
         },
         "boto3": {
             "hashes": [
-                "sha256:6758751f1181b9363e4e7559dcbd5ac0fc7147b73f429c976ec5ecd1688c9ec7",
-                "sha256:fa41987f9f71368013767306d9522b627946a01b4843938a26fb19cc8adb06c0"
+                "sha256:31396fcaffdfc0f465b4de76e1ecae53894eb869b000ffa54aa1693a98db3a3c",
+                "sha256:bf8ced7760f9ef36964ccdba719f334a2ae6ec8a7719c259b198fec56fabad87"
             ],
             "index": "pypi",
-            "version": "==1.17.27"
+            "version": "==1.17.29"
         },
         "botocore": {
             "hashes": [
-                "sha256:4477803f07649f4d80b17d054820e7a09bb2cb0792d0decc2812108bc3759c4a",
-                "sha256:57e45c9d443163da7312cae61bcc60382e6d0b3aecda68e850d6438162fe7b5b"
+                "sha256:184b7d26b0669fd65ac8193662376d1267d800e005b69412b57cc82c5ffbe935",
+                "sha256:5a26ad20662f8e15685889a17c62a2f8804bf02fcdea59f45ad993b261f9caa2"
             ],
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4, 3.5'",
-            "version": "==1.20.27"
+            "version": "==1.20.29"
         },
         "celery": {
             "hashes": [
@@ -333,6 +333,14 @@
             "index": "pypi",
             "version": "==6.0.2"
         },
+        "filetype": {
+            "hashes": [
+                "sha256:353369948bb1c09b8b3ea3d78390b5586e9399bff9aab894a1dff954e31a66f6",
+                "sha256:da393ece8d98b47edf2dd5a85a2c8733e44b769e32c71af4cd96ed8d38d96aa7"
+            ],
+            "index": "pypi",
+            "version": "==1.0.7"
+        },
         "future": {
             "hashes": [
                 "sha256:b1bead90b70cf6ec3f0710ae53a525360fa360d306a86583adc6bf83a4db537d"
@@ -956,7 +964,7 @@
                 "sha256:2f4da4594db7e1e110a944bb1b551fdf4e6c136ad42e4234131391e21eb5b0df",
                 "sha256:e7b021f7241115872f92f43c6508082facffbd1c048e3c6e2bb9c2a157e28937"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4.0'",
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
             "version": "==1.26.4"
         },
         "vine": {
diff --git a/bots/modules/robot.py b/bots/modules/robot.py
index 22385b9..7e06ba6 100644
--- a/bots/modules/robot.py
+++ b/bots/modules/robot.py
@@ -4,6 +4,7 @@ import time
 from tempfile import TemporaryDirectory
 
 import boto3
+import filetype
 from django.db import models
 from telegram import Update, InlineKeyboardMarkup, InlineKeyboardButton
 from telegram.ext import CallbackContext, Dispatcher, MessageHandler, Filters
@@ -47,8 +48,9 @@ class RobotBotModuleConfig(TelegramBotModuleConfig):
         with TemporaryDirectory() as d:
             file_path = os.path.join(d, filename)
             file.download(file_path)
+            tp = filetype.guess(file_path)
             s3 = boto3.client('s3', aws_access_key_id=config.aws_access_key_id, aws_secret_access_key=config.aws_secret_access_key)
-            s3.upload_file(file_path, config.s3_bucket, filename, ExtraArgs={'ACL': 'public-read'})
+            s3.upload_file(file_path, config.s3_bucket, filename, ExtraArgs={'ACL': 'public-read', 'ContentType': tp.mime})
         file_url = f'https://{config.s3_bucket}.s3.amazonaws.com/{filename}'
         if update.message.photo:
             markup.inline_keyboard = [[