diff --git a/controllers/main.py b/controllers/main.py
index 8b2cf3d354da892f2e6347f9010b3943d65e9433..50b4ce2170eee0bf68c5360dcd8dd074c58fb4f7 100644
--- a/controllers/main.py
+++ b/controllers/main.py
@@ -129,8 +129,8 @@ class CustomerPortal(CustomerPortal):
         operation_id,
         partner_id=None,
         prm_id=None,
-        date_start=None,
-        date_end=None,
+        start_date=None,
+        end_date=None,
         data_type=None,
         **kw,
     ):
@@ -142,7 +142,7 @@ class CustomerPortal(CustomerPortal):
         """
         operation = request.env["acc.operation"].browse(operation_id)
         vals = operation.graph_view_global(
-            date_start, date_end, partner_id, prm_id, data_type
+            start_date, end_date, partner_id, prm_id, data_type
         )
 
         return vals
diff --git a/static/src/js/canvas.js b/static/src/js/canvas.js
index c12d95d4364ebe1ed4ab33d491f930f2b4b058dd..d274ba947c12159aedaed0cdfd5c53af4a72f770 100644
--- a/static/src/js/canvas.js
+++ b/static/src/js/canvas.js
@@ -189,8 +189,8 @@ odoo.define("oacc_portal_overview_cdc.canvas", function (require) {
                         route: "/chart/update_json",
                         params: {
                             operation_id: self.operation,
-                            date_start: self.first_day,
-                            date_end: self.last_day,
+                            start_date: self.first_day,
+                            end_date: self.last_day,
                             partner_id: self.partner_id,
                             prm_id: self.prm_id,
                             data_type: self.data_type,
@@ -636,8 +636,8 @@ odoo.define("oacc_portal_overview_cdc.canvas", function (require) {
                 route: "/chart/update_json",
                 params: {
                     operation_id: self.operation,
-                    date_start: self.first_day,
-                    date_end: self.last_day,
+                    start_date: self.first_day,
+                    end_date: self.last_day,
                     partner_id: self.partner_id,
                     prm_id: self.prm_id,
                     data_type: self.data_type,