diff --git a/__manifest__.py b/__manifest__.py
index ab99b30..86f658d 100644
--- a/__manifest__.py
+++ b/__manifest__.py
@@ -1,7 +1,7 @@
 {
     "name": "Stock Inventory Backdate",
-    "summary": "Allow backdating of physical stock adjustments and valuations.",
-    "version": "17.0.1.0.0",
+    "summary": "Allow backdating of physical stock adjustments and valuations with date and time.",
+    "version": "17.0.1.1.0",
     "category": "Warehouse",
     "author": "Suherdy Yacob",
     "license": "AGPL-3",
diff --git a/models/__pycache__/stock_move.cpython-312.pyc b/models/__pycache__/stock_move.cpython-312.pyc
index 67217ab..12a09d5 100644
Binary files a/models/__pycache__/stock_move.cpython-312.pyc and b/models/__pycache__/stock_move.cpython-312.pyc differ
diff --git a/models/__pycache__/stock_quant.cpython-312.pyc b/models/__pycache__/stock_quant.cpython-312.pyc
index 179e6b2..a1745bf 100644
Binary files a/models/__pycache__/stock_quant.cpython-312.pyc and b/models/__pycache__/stock_quant.cpython-312.pyc differ
diff --git a/models/stock_move.py b/models/stock_move.py
index 76820bf..4d8562c 100644
--- a/models/stock_move.py
+++ b/models/stock_move.py
@@ -15,8 +15,10 @@ class StockMove(models.Model):
                 # But account move creation usually happens in _action_done -> _create_account_move_line
                 # which might use the move date.
                 # Let's check if we need to update account moves.
+                # Account move date field is Date type, so convert datetime to date
                 if move.account_move_ids:
-                    move.account_move_ids.write({'date': forced_inventory_date})
+                    account_date = forced_inventory_date.date() if hasattr(forced_inventory_date, 'date') else forced_inventory_date
+                    move.account_move_ids.write({'date': account_date})
                     
         return moves
 
@@ -50,7 +52,9 @@ class StockMove(models.Model):
         target_date = forced_valuation_date or forced_inventory_date
         
         if target_date:
-            vals['date'] = target_date
+            # Account move date field is Date type, so convert datetime to date if needed
+            account_date = target_date.date() if hasattr(target_date, 'date') else target_date
+            vals['date'] = account_date
             
         return vals
 
diff --git a/models/stock_quant.py b/models/stock_quant.py
index cb5d0b6..e008a78 100644
--- a/models/stock_quant.py
+++ b/models/stock_quant.py
@@ -4,15 +4,15 @@ from odoo.exceptions import ValidationError
 class StockQuant(models.Model):
     _inherit = 'stock.quant'
 
-    force_inventory_date = fields.Date(
+    force_inventory_date = fields.Datetime(
         string="Force Inventory Date",
-        help="Choose a specific date for the inventory adjustment. "
-             "If set, the stock move will be created with this date."
+        help="Choose a specific date and time for the inventory adjustment. "
+             "If set, the stock move will be created with this date and time."
     )
-    force_valuation_date = fields.Date(
+    force_valuation_date = fields.Datetime(
         string="Force Valuation Date",
-        help="Choose a specific date for the stock valuation. "
-             "If set, the valuation layer will be created with this date."
+        help="Choose a specific date and time for the stock valuation. "
+             "If set, the valuation layer will be created with this date and time."
     )
 
     @api.model
diff --git a/tests/test_stock_backdate.py b/tests/test_stock_backdate.py
index 6805a2a..abd6e18 100644
--- a/tests/test_stock_backdate.py
+++ b/tests/test_stock_backdate.py
@@ -20,7 +20,7 @@ class TestStockBackdate(TransactionCase):
 
     def test_inventory_backdate(self):
         """Test that inventory adjustment backdating works"""
-        backdate = fields.Date.today() - timedelta(days=10)
+        backdate = fields.Datetime.now() - timedelta(days=10)
         
         quant = self.env['stock.quant'].create({
             'product_id': self.product.id,
@@ -42,11 +42,12 @@ class TestStockBackdate(TransactionCase):
         ], limit=1)
         
         self.assertTrue(move, "Stock move should be created")
-        self.assertEqual(move.date.date(), backdate, "Stock move date should be backdated")
+        self.assertEqual(move.date, backdate, "Stock move date should be backdated")
         
         # Check account move date if exists
         if move.account_move_ids:
-            self.assertEqual(move.account_move_ids[0].date, backdate, "Account move date should be backdated")
+            # Account move date is a Date field, so compare date parts
+            self.assertEqual(move.account_move_ids[0].date, backdate.date(), "Account move date should be backdated")
             
         # Check valuation layer date (create_date)
         svl = self.env['stock.valuation.layer'].search([
@@ -54,6 +55,5 @@ class TestStockBackdate(TransactionCase):
         ], limit=1)
         
         if svl:
-            # create_date is datetime, backdate is date. 
-            # We check if the date part matches.
-            self.assertEqual(svl.create_date.date(), backdate, "SVL create_date should be backdated")
+            # Both are datetime now, so we can compare directly
+            self.assertEqual(svl.create_date, backdate, "SVL create_date should be backdated")