diff --git a/erpnext/stock/doctype/serial_no/serial_no.py b/erpnext/stock/doctype/serial_no/serial_no.py
index a2748d0..541d4d1 100644
--- a/erpnext/stock/doctype/serial_no/serial_no.py
+++ b/erpnext/stock/doctype/serial_no/serial_no.py
@@ -766,13 +766,13 @@
 
 @frappe.whitelist()
 def auto_fetch_serial_number(
-	qty: float,
+	qty: int,
 	item_code: str,
 	warehouse: str,
 	posting_date: Optional[str] = None,
 	batch_nos: Optional[Union[str, List[str]]] = None,
 	for_doctype: Optional[str] = None,
-	exclude_sr_nos: Optional[List[str]] = None,
+	exclude_sr_nos=None,
 ) -> List[str]:
 
 	filters = frappe._dict({"item_code": item_code, "warehouse": warehouse})
diff --git a/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py b/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py
index 3a0b38a..398b3c9 100644
--- a/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py
+++ b/erpnext/stock/doctype/stock_reconciliation/stock_reconciliation.py
@@ -715,8 +715,8 @@
 def get_stock_balance_for(
 	item_code: str,
 	warehouse: str,
-	posting_date: str,
-	posting_time: str,
+	posting_date,
+	posting_time,
 	batch_no: Optional[str] = None,
 	with_valuation_rate: bool = True,
 ):