diff --git a/erpnext/hr/doctype/leave_allocation/leave_allocation.js b/erpnext/hr/doctype/leave_allocation/leave_allocation.js
index 9742387..aef4412 100755
--- a/erpnext/hr/doctype/leave_allocation/leave_allocation.js
+++ b/erpnext/hr/doctype/leave_allocation/leave_allocation.js
@@ -34,6 +34,15 @@
 				});
 			}
 		}
+
+		// make new leaves allocated field read only if allocation is created via leave policy assignment
+		// and leave type is earned leave, since these leaves would be allocated via the scheduler
+		if (frm.doc.leave_policy_assignment) {
+			frappe.db.get_value("Leave Type", frm.doc.leave_type, "is_earned_leave", (r) => {
+				if (r && cint(r.is_earned_leave))
+					frm.set_df_property("new_leaves_allocated", "read_only", 1);
+			});
+		}
 	},
 
 	expire_allocation: function(frm) {