diff --git a/backend/blueprint.py b/backend/blueprint.py
index 6d06b61..c02b604 100644
--- a/backend/blueprint.py
+++ b/backend/blueprint.py
@@ -6,7 +6,7 @@
 
 from sqlalchemy.sql.expression import label, distinct, case
 
-from geonature.utils.utilssqlalchemy import json_resp
+from utils_flask_sqla.response import json_resp
 from geonature.utils.env import DB
 
 from .models import VSynthese, VTaxonomie, VFrameworks
diff --git a/backend/models.py b/backend/models.py
index e9fbe39..ab8d7b3 100644
--- a/backend/models.py
+++ b/backend/models.py
@@ -1,7 +1,7 @@
 from sqlalchemy import ForeignKey
 from sqlalchemy.sql import select
 
-from geonature.utils.utilssqlalchemy import serializable
+from utils_flask_sqla.serializers import serializable
 from geonature.utils.env import DB
 
 # vm_synthese