diff --git a/erpnext/manufacturing/report/material_requirements_planning_report/material_requirements_planning_report.py b/erpnext/manufacturing/report/material_requirements_planning_report/material_requirements_planning_report.py
index b8c326332f5..dca1a9f519d 100644
--- a/erpnext/manufacturing/report/material_requirements_planning_report/material_requirements_planning_report.py
+++ b/erpnext/manufacturing/report/material_requirements_planning_report/material_requirements_planning_report.py
@@ -1219,7 +1219,7 @@ def get_item_lead_time(item_code, type_of_material):
 			.when(
 				(doctype.manufacturing_time_in_mins.isnull() | (doctype.manufacturing_time_in_mins <= 0)), 0
 			)
-			.else_(1440 / doctype.manufacturing_time_in_mins + doctype.buffer_time)
+			.else_(1440.0 / doctype.manufacturing_time_in_mins + doctype.buffer_time)
 			.as_("lead_time")
 		)
 	else:
diff --git a/erpnext/manufacturing/report/material_requirements_planning_report/test_material_requirements_planning_report.py b/erpnext/manufacturing/report/material_requirements_planning_report/test_material_requirements_planning_report.py
new file mode 100644
index 00000000000..f911eabebe1
--- /dev/null
+++ b/erpnext/manufacturing/report/material_requirements_planning_report/test_material_requirements_planning_report.py
@@ -0,0 +1,30 @@
+# Copyright (c) 2024, Frappe Technologies Pvt. Ltd. and Contributors
+# See license.txt
+
+import frappe
+
+from erpnext.manufacturing.report.material_requirements_planning_report.material_requirements_planning_report import (
+	get_item_lead_time,
+)
+from erpnext.stock.doctype.item.test_item import make_item
+from erpnext.tests.utils import ERPNextTestSuite
+
+
+class TestMaterialRequirementsPlanningReport(ERPNextTestSuite):
+	def test_manufacture_lead_time_is_not_int_truncated(self):
+		"""lead_time = 1440 / manufacturing_time_in_mins + buffer_time. Both columns are Int;
+		integer/integer division truncates on Postgres (1440/7 -> 205) while MariaDB yields a
+		decimal, so the computed lead time (and the derived release date) diverged by engine."""
+		item = make_item("_Test MRP Lead Time Item", {"is_stock_item": 1}).name
+		frappe.get_doc(
+			{
+				"doctype": "Item Lead Time",
+				"item_code": item,
+				"manufacturing_time_in_mins": 7,
+				"buffer_time": 2,
+			}
+		).insert()
+
+		lead_time = get_item_lead_time(item, "Manufacture")
+		# 1440 / 7 + 2 = 207.714...; a truncating integer division on Postgres would give 207.
+		self.assertAlmostEqual(float(lead_time), 1440 / 7 + 2, places=2)