diff --git a/sql_request_abstract/models/sql_request_mixin.py b/sql_request_abstract/models/sql_request_mixin.py
index c42b201a8..c85934c68 100644
--- a/sql_request_abstract/models/sql_request_mixin.py
+++ b/sql_request_abstract/models/sql_request_mixin.py
@@ -95,7 +95,6 @@ class SQLRequestMixin(models.AbstractModel):
     )
 
     # Action Section
-    @api.multi
     def button_validate_sql_expression(self):
         for item in self:
             if item._clean_query_enabled:
@@ -106,12 +105,10 @@ class SQLRequestMixin(models.AbstractModel):
                 item._check_execution()
             item.state = "sql_valid"
 
-    @api.multi
     def button_set_draft(self):
         self.write({"state": "draft"})
 
     # API Section
-    @api.multi
     def _execute_sql_request(
         self,
         params=None,
@@ -229,7 +226,6 @@ class SQLRequestMixin(models.AbstractModel):
                 % (minor_version)
             )
 
-    @api.multi
     def _clean_query(self):
         self.ensure_one()
         query = self.query.strip()
@@ -237,7 +233,6 @@ class SQLRequestMixin(models.AbstractModel):
             query = query[:-1]
         self.query = query
 
-    @api.multi
     def _check_prohibited_words(self):
         """Check if the query contains prohibited words, to avoid maliscious
         SQL requests"""
@@ -255,7 +250,6 @@ class SQLRequestMixin(models.AbstractModel):
                     % (word)
                 )
 
-    @api.multi
     def _check_execution(self):
         """Ensure that the query is valid, trying to execute it. A rollback
         is done after."""
@@ -273,7 +267,6 @@ class SQLRequestMixin(models.AbstractModel):
             self._rollback_savepoint(rollback_name)
         return res
 
-    @api.multi
     def _prepare_request_check_execution(self):
         """Overload me to replace some part of the query, if it contains
         parameters"""
diff --git a/sql_request_abstract/readme/CONTRIBUTORS.rst b/sql_request_abstract/readme/CONTRIBUTORS.rst
index 60e47e0b7..51b353221 100644
--- a/sql_request_abstract/readme/CONTRIBUTORS.rst
+++ b/sql_request_abstract/readme/CONTRIBUTORS.rst
@@ -1,2 +1,3 @@
 * Florian da Costa <florian.dacosta@akretion.com>
 * Sylvain LE GAL (https://twitter.com/legalsylvain)
+* Alfadil Tabar (alfadil.tabar@gmail.com)