diff --git a/models/enercoop_operation.py b/models/enercoop_operation.py
index da9fd094543af813c4e105fe6bf54553e2062c5f..cfb1407229398477a4c5d3091556a90578e4b5a4 100644
--- a/models/enercoop_operation.py
+++ b/models/enercoop_operation.py
@@ -425,7 +425,7 @@ class EnercoopOperation(models.Model):
             # Get all data group by curves type and date
             cdc_ids = self.env['enercoop.enedis.cdc'].sudo().read_group(
                 [('enercoop_operation_id', 'in', self.ids),
-                 ('date_slot', '>=', date_start),
+                 ('date_slot', '>', date_start),
                  ('date_slot', '<', date_end),
                  '|', ('enercoop_counter_id', '=', False), ('enercoop_counter_id', '=', enercoop_counter_id.id)
                  ],
@@ -435,7 +435,7 @@ class EnercoopOperation(models.Model):
             if type == 'week':
                 cdc_histo_ids = self.env['enercoop.enedis.cdc'].sudo().read_group(
                     [('enercoop_operation_id', 'in', self.ids),
-                     ('date_slot', '>=', date_start),
+                     ('date_slot', '>', date_start),
                      ('date_slot', '<', date_end),
                      '|', ('enercoop_counter_id', '=', False), ('enercoop_counter_id', '=', enercoop_counter_id.id)
                      ],
@@ -445,7 +445,7 @@ class EnercoopOperation(models.Model):
             # Get the date for the abscissa axis
             cdc_date_ids = self.env['enercoop.enedis.cdc'].sudo().read_group(
                 [('enercoop_operation_id', 'in', self.ids),
-                 ('date_slot', '>=', date_start),
+                 ('date_slot', '>', date_start),
                  ('date_slot', '<', date_end),
                  '|', ('enercoop_counter_id', '=', False), ('enercoop_counter_id', '=', enercoop_counter_id.id)
                  ],
@@ -456,7 +456,7 @@ class EnercoopOperation(models.Model):
             if type == 'day':
                 cdc_date_histo_ids = self.env['enercoop.enedis.cdc'].sudo().read_group(
                     [('enercoop_operation_id', 'in', self.ids),
-                     ('date_slot', '>=', date_start),
+                     ('date_slot', '>', date_start),
                      ('date_slot', '<', date_end),
                      '|', ('enercoop_counter_id', '=', False), ('enercoop_counter_id', '=', enercoop_counter_id.id)
                      ],
@@ -475,7 +475,7 @@ class EnercoopOperation(models.Model):
             if type == 'week':
                 cdc_histo_ids = self.env['enercoop.enedis.cdc'].sudo().read_group(
                     [('enercoop_operation_id', 'in', self.ids),
-                     ('date_slot', '>=', date_start),
+                     ('date_slot', '>', date_start),
                      ('date_slot', '<', date_end)
                      ],
                     ['power', 'enercoop_operation_id', 'date_slot'],
@@ -484,7 +484,7 @@ class EnercoopOperation(models.Model):
             # Get the date for the abscissa axis
             cdc_date_ids = self.env['enercoop.enedis.cdc'].sudo().read_group(
                 [('enercoop_operation_id', 'in', self.ids),
-                 ('date_slot', '>=', date_start),
+                 ('date_slot', '>', date_start),
                  ('date_slot', '<', date_end),
                  ],
                 ['enercoop_operation_id', 'date_slot'],
@@ -494,7 +494,7 @@ class EnercoopOperation(models.Model):
             if type == 'day':
                 cdc_date_histo_ids = self.env['enercoop.enedis.cdc'].sudo().read_group(
                     [('enercoop_operation_id', 'in', self.ids),
-                     ('date_slot', '>=', date_start),
+                     ('date_slot', '>', date_start),
                      ('date_slot', '<', date_end),
                      ],
                     ['enercoop_operation_id', 'date_slot'],
@@ -559,7 +559,7 @@ class EnercoopOperation(models.Model):
                         AND A.enercoop_operation_id IN %s
                         AND ( A.enercoop_counter_id = %s
                         OR A.enercoop_counter_id = NULL )
-                        AND A.date_slot >= %s
+                        AND A.date_slot > %s
                         AND A.date_slot < %s
                     GROUP BY A.comp_data_type, A.date_slot
                     ORDER BY A.comp_data_type, A.date_slot ASC;
@@ -577,7 +577,7 @@ class EnercoopOperation(models.Model):
                         JOIN enercoop_operation E ON E.id = A.enercoop_operation_id
                     WHERE A.enercoop_operation_id IS NOT NULL
                         AND A.enercoop_operation_id IN %s
-                        AND A.date_slot >= %s
+                        AND A.date_slot > %s
                         AND A.date_slot < %s
                     GROUP BY A.comp_data_type, A.date_slot
                     ORDER BY A.comp_data_type, A.date_slot ASC;
@@ -604,7 +604,7 @@ class EnercoopOperation(models.Model):
         if enercoop_counter_id:
             bilan_cdc = self.env['enercoop.enedis.cdc'].sudo().read_group(
                 [('enercoop_operation_id', 'in', self.ids),
-                 ('date_slot', '>=', date_start),
+                 ('date_slot', '>', date_start),
                  ('date_slot', '<', date_end),
                  '|', ('enercoop_counter_id', '=', False), ('enercoop_counter_id', '=', enercoop_counter_id.id)],
                 ['power', 'enercoop_operation_id'],
@@ -612,7 +612,7 @@ class EnercoopOperation(models.Model):
         else:
             bilan_cdc = self.env['enercoop.enedis.cdc'].sudo().read_group(
                 [('enercoop_operation_id', 'in', self.ids),
-                 ('date_slot', '>=', date_start),
+                 ('date_slot', '>', date_start),
                  ('date_slot', '<', date_end)],
                 ['power', 'enercoop_operation_id'],
                 ['comp_data_type'], orderby='comp_data_type', lazy=False)