diff --git a/scripts/maintenance/migrate_project/src/db.py b/scripts/maintenance/migrate_project/src/db.py
index 6da7430a834..2d4fddfcd37 100644
--- a/scripts/maintenance/migrate_project/src/db.py
+++ b/scripts/maintenance/migrate_project/src/db.py
@@ -48,7 +48,7 @@ def _get_project(connection: Connection, project_uuid: UUID) -> ResultProxy:
 def _get_hidden_project(connection: Connection, prj_owner: int) -> ResultProxy:
     return connection.execute(
         select(projects).where(
-            and_(projects.c.prj_owner == prj_owner, projects.c.hidden == True)
+            and_(projects.c.prj_owner == prj_owner, projects.c.hidden.is_(True))
         )
     )
 
@@ -61,7 +61,7 @@ def _get_file_meta_data_without_soft_links(
             and_(
                 file_meta_data.c.node_id == f"{node_uuid}",
                 file_meta_data.c.project_id == f"{project_id}",
-                file_meta_data.c.is_soft_link != True,
+                file_meta_data.c.is_soft_link.is_not(True),
             )
         )
     )
diff --git a/services/web/server/src/simcore_service_webserver/studies_dispatcher/_catalog.py b/services/web/server/src/simcore_service_webserver/studies_dispatcher/_catalog.py
index 3df62ebd379..b7144d6725b 100644
--- a/services/web/server/src/simcore_service_webserver/studies_dispatcher/_catalog.py
+++ b/services/web/server/src/simcore_service_webserver/studies_dispatcher/_catalog.py
@@ -97,7 +97,7 @@ async def iter_latest_product_services(
             )
             & (services_meta_data.c.deprecated.is_(None))
             & (services_access_rights.c.gid == EVERYONE_GROUP_ID)
-            & (services_access_rights.c.execute_access == True)
+            & (services_access_rights.c.execute_access.is_(True))
             & (services_access_rights.c.product_name == product_name)
         )
     )
@@ -161,7 +161,7 @@ async def validate_requested_service(
             sa.select(services_consume_filetypes.c.is_guest_allowed)
             .where(
                 (services_consume_filetypes.c.service_key == service_key)
-                & (services_consume_filetypes.c.is_guest_allowed == True)
+                & (services_consume_filetypes.c.is_guest_allowed.is_(True))
             )
             .limit(1)
         )