diff --git a/api.py b/api.py
index c37cbde..b4448e2 100644
--- a/api.py
+++ b/api.py
@@ -90,6 +90,7 @@ from core.sage_context import (
 )
 from utils.generic_functions import (
     _preparer_lignes_document,
+    normaliser_type_doc,
     universign_envoyer,
     universign_statut,
 )
@@ -924,17 +925,6 @@ async def commande_vers_facture(id: str, session: AsyncSession = Depends(get_ses
         raise HTTPException(500, str(e))
 
 
-def normaliser_type_doc(type_doc: int) -> int:
-    TYPES_AUTORISES = {0, 10, 30, 50, 60}
-
-    if type_doc not in TYPES_AUTORISES:
-        raise ValueError(
-            f"type_doc invalide ({type_doc}). Valeurs autorisées : {sorted(TYPES_AUTORISES)}"
-        )
-
-    return type_doc if type_doc == 0 else type_doc // 10
-
-
 @app.get("/admin/signatures/relances-auto", tags=["Admin"])
 async def relancer_signatures_automatique(session: AsyncSession = Depends(get_session)):
     try:
diff --git a/routes/universign.py b/routes/universign.py
index be9ee34..e468084 100644
--- a/routes/universign.py
+++ b/routes/universign.py
@@ -6,7 +6,6 @@ from typing import List, Optional
 from datetime import datetime
 from pydantic import BaseModel, EmailStr
 import logging
-from api import normaliser_type_doc
 from email_queue import email_queue
 from database import get_session
 from database import (
@@ -18,6 +17,7 @@ from database import (
 )
 from services.universign_sync import UniversignSyncService
 from config.config import settings
+from utils.generic_functions import normaliser_type_doc
 from utils.universign_status_mapping import get_status_message
 
 from database.models.email import EmailLog
@@ -80,7 +80,7 @@ async def create_signature(
 ):
     try:
         pdf_bytes = email_queue._generate_pdf(
-            request.doc_id, normaliser_type_doc(request.type_doc)
+            request.sage_document_id, normaliser_type_doc(request.sage_document_type)
         )
 
         if not pdf_bytes:
diff --git a/utils/generic_functions.py b/utils/generic_functions.py
index 94eb4f2..a628612 100644
--- a/utils/generic_functions.py
+++ b/utils/generic_functions.py
@@ -267,6 +267,17 @@ async def universign_statut(transaction_id: str) -> Dict:
         return {"statut": "ERREUR", "error": str(e)}
 
 
+def normaliser_type_doc(type_doc: int) -> int:
+    TYPES_AUTORISES = {0, 10, 30, 50, 60}
+
+    if type_doc not in TYPES_AUTORISES:
+        raise ValueError(
+            f"type_doc invalide ({type_doc}). Valeurs autorisées : {sorted(TYPES_AUTORISES)}"
+        )
+
+    return type_doc if type_doc == 0 else type_doc // 10
+
+
 def _preparer_lignes_document(lignes: List) -> List[Dict]:
     return [
         {
@@ -547,4 +558,4 @@ def get_status_message(local_status: str, lang: str = "fr") -> str:
     return f"{icon} {message}"
 
 
-__all__ = ["_preparer_lignes_document"]
+__all__ = ["_preparer_lignes_document", "normaliser_type_doc"]