diff --git a/cuenca/resources/users.py b/cuenca/resources/users.py
index e6efbe68..c44cc0ac 100644
--- a/cuenca/resources/users.py
+++ b/cuenca/resources/users.py
@@ -7,6 +7,7 @@
     Beneficiary,
     KYCFile,
     PhoneNumber,
+    SATRegimeCode,
     TOSAgreement,
     TOSRequest,
     UserQuery,
@@ -58,6 +59,7 @@ class User(Creatable, Retrievable, Updateable, Queryable):
     )
     platform_id: Optional[str] = None
     clabe: Optional[Clabe] = None
+    fiscal_regime_code: Optional[SATRegimeCode] = None
     # These fields are added by identify when retrieving a User:
     names: Optional[str] = None
     first_surname: Optional[str] = None
@@ -149,6 +151,7 @@ def update(
         email_verification_id: Optional[str] = None,
         phone_verification_id: Optional[str] = None,
         curp_document: Optional[SerializableHttpUrl] = None,
+        fiscal_regime_code: Optional[SATRegimeCode] = None,
         *,
         session: Session = global_session,
     ) -> 'User':
@@ -166,6 +169,7 @@ def update(
             email_verification_id=email_verification_id,
             phone_verification_id=phone_verification_id,
             curp_document=curp_document,
+            fiscal_regime_code=fiscal_regime_code,
             status=status,
         )
         return cls._update(id=user_id, **request.model_dump(), session=session)
diff --git a/cuenca/version.py b/cuenca/version.py
index 7c06d6a5..1d8a80ac 100644
--- a/cuenca/version.py
+++ b/cuenca/version.py
@@ -1,3 +1,3 @@
-__version__ = '2.1.7'
+__version__ = '2.1.8'
 CLIENT_VERSION = __version__
 API_VERSION = '2020-03-19'
diff --git a/requirements.txt b/requirements.txt
index 0dd840ee..ea8bb83f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 requests==2.32.3
-cuenca-validations==2.1.12
+cuenca-validations==2.1.13
 pydantic-extra-types==2.10.2