diff --git a/instruct/handlers.py b/instruct/handlers.py
index 21c7cbd..36ae045 100644
--- a/instruct/handlers.py
+++ b/instruct/handlers.py
@@ -94,11 +94,11 @@ def get_ad_user_info(user_id: str) -> dict | None:
             raw_mail = str(entry.mail) if 'mail' in entry else ""
             # mail может быть "[]" (пустой LDAP объект), "" или "N/A" — фильтруем
             mail = raw_mail if raw_mail and raw_mail not in ("[]", "N/A", "") else None
-            # Fallback: используем UPN если mail пустой, конвертируем @sibcem.ru → @tcs.sibcem.ru
+            # Fallback: используем UPN если mail пустой
             if not mail:
                 raw_upn = str(entry.userPrincipalName) if 'userPrincipalName' in entry else ""
                 if raw_upn and raw_upn not in ("[]", "N/A", ""):
-                    mail = raw_upn.replace("@sibcem.ru", "@tcs.sibcem.ru")
+                    mail = raw_upn
             city = str(entry.l) if 'l' in entry and entry.l.value else "Кемерово"
             return {"cn": cn, "mail": mail, "city": city}
     except Exception as e:
@@ -121,7 +121,7 @@ async def _send_sd_api_request(requester_email: str, subject: str, description:
     group_id = None
     try:
         url_groups = f"{SD_URL.rstrip('/')}/api/v3/groups"
-        headers = {"TECHNICIAN_KEY": SD_TOKEN}
+        headers = {"authtoken": SD_TOKEN, "Accept": "application/vnd.manageengine.sdp.v3+json"}
         async with httpx.AsyncClient(verify=False) as client:
             resp = await client.get(url_groups, headers=headers, timeout=10.0)
             if resp.status_code == 200:
@@ -138,7 +138,7 @@ async def _send_sd_api_request(requester_email: str, subject: str, description:
     tech_id = None
     try:
         url_techs = f"{SD_URL.rstrip('/')}/api/v3/technicians"
-        headers = {"TECHNICIAN_KEY": SD_TOKEN}
+        headers = {"authtoken": SD_TOKEN, "Accept": "application/vnd.manageengine.sdp.v3+json"}
         async with httpx.AsyncClient(verify=False) as client:
             resp = await client.get(url_techs, headers=headers, timeout=10.0)
             if resp.status_code == 200:
@@ -151,10 +151,11 @@ async def _send_sd_api_request(requester_email: str, subject: str, description:
     except Exception as e:
         logger.warning(f"Failed to fetch SD technicians: {e}")
 
+    html_desc = f"<p>{description.replace(chr(10), '<br>')}</p><br><hr><p style='color:#555;font-size:12px;'><i>Создано через TrueConf КЛЕВЕР</i></p>"
     payload = {
         "request": {
             "subject": subject,
-            "description": description,
+            "description": html_desc,
             "requester": requester_payload,
             "udf_fields": {
                 "udf_pick_301": city
@@ -168,12 +169,11 @@ async def _send_sd_api_request(requester_email: str, subject: str, description:
         payload["request"]["assigned_to"] = {"id": tech_id}
 
     url = f"{SD_URL.rstrip('/')}/api/v3/requests"
-    headers = {"TECHNICIAN_KEY": SD_TOKEN}
-    data = {"input_data": json.dumps(payload)}
+    headers = {"authtoken": SD_TOKEN, "Accept": "application/vnd.manageengine.sdp.v3+json"}
 
     async with httpx.AsyncClient(verify=False) as client:
-        response = await client.post(url, headers=headers, data=data, timeout=15.0)
-        
+        response = await client.post(url, headers=headers, json=payload, timeout=15.0)
+
         if response.status_code in (200, 201):
             res_json = response.json()
             ticket_id = res_json.get("request", {}).get("id")