diff --git a/auth/email.py b/auth/email.py
index 7ca5d9bf..0c7af1ea 100644
--- a/auth/email.py
+++ b/auth/email.py
@@ -1,20 +1,15 @@
-import requests
-
+import httpx
 from settings import MAILGUN_API_KEY, MAILGUN_DOMAIN
 
-api_url = "https://api.mailgun.net/v3/%s/messages" % (MAILGUN_DOMAIN or 'discours.io')
-noreply = "discours.io <noreply@%s>" % (MAILGUN_DOMAIN or 'discours.io')
-lang_subject = {
-    "ru": "Подтверждение почты",
-    "en": "Confirm email"
-}
-
+api_url = f"https://api.mailgun.net/v3/{MAILGUN_DOMAIN or 'discours.io'}/messages"
+noreply = f"discours.io <noreply@{MAILGUN_DOMAIN or 'discours.io'}>"
+lang_subject = {"ru": "Подтверждение почты", "en": "Confirm email"}
 
 async def send_auth_email(user, token, lang="ru", template="email_confirmation"):
     try:
-        to = "%s <%s>" % (user.name, user.email)
-        if lang not in ['ru', 'en']:
-            lang = 'ru'
+        to = f"{user.name} <{user.email}>"
+        if lang not in ["ru", "en"]:
+            lang = "ru"
         subject = lang_subject.get(lang, lang_subject["en"])
         template = template + "_" + lang
         payload = {
@@ -22,16 +17,11 @@ async def send_auth_email(user, token, lang="ru", template="email_confirmation")
             "to": to,
             "subject": subject,
             "template": template,
-            "h:X-Mailgun-Variables": "{ \"token\": \"%s\" }" % token
+            "h:X-Mailgun-Variables": f'{{ "token": "{token}" }}',
         }
-        print('[auth.email] payload: %r' % payload)
-        # debug
-        # print('http://localhost:3000/?modal=auth&mode=confirm-email&token=%s' % token)
-        response = requests.post(
-            api_url,
-            auth=("api", MAILGUN_API_KEY),
-            data=payload
-        )
-        response.raise_for_status()
+        print(f"[auth.email] payload: {payload}")
+        async with httpx.AsyncClient() as client:
+            response = await client.post(api_url, auth=("api", MAILGUN_API_KEY), data=payload)
+            response.raise_for_status()
     except Exception as e:
         print(e)
diff --git a/services/viewed.py b/services/viewed.py
index a7b17a3b..580def45 100644
--- a/services/viewed.py
+++ b/services/viewed.py
@@ -4,7 +4,7 @@ from datetime import timedelta, timezone, datetime
 from os import environ, path
 
 from gql import Client, gql
-from gql.transport.httpx import HTTPXAsyncTransport
+from gql.transport.requests import RequestsHTTPTransport
 
 from services.db import local_session
 from orm import Topic
@@ -46,7 +46,7 @@ token = environ.get("ACKEE_TOKEN", "")
 def create_client(headers=None, schema=None):
     return Client(
         schema=schema,
-        transport=HTTPXAsyncTransport(
+        transport=RequestsHTTPTransport(
             url="https://ackee.discours.io/api",
             headers=headers,
         ),