diff --git a/frappe-setup/apply_pg_patches.py b/frappe-setup/apply_pg_patches.py
index ff3beb6..ab481a2 100644
--- a/frappe-setup/apply_pg_patches.py
+++ b/frappe-setup/apply_pg_patches.py
@@ -21,10 +21,9 @@ Patchs inclus :
   1. utilities/product.py  — `ORDER BY NULL` retiré (validation de variante)
   2. stock/.../item.py     — get_timeline_data : CurDate() → add_to_date (heatmap fiche Item)
   3. frappe_pg query_transformers — CURRENT_DATE()/CURDATE() → CURRENT_DATE (filet général)
-
-À FAIRE (non encore résolu) :
-  - Period Closing Voucher : requête GROUP BY/ORDER BY creation invalide en PG
-    (GroupingError) qui bloque le submit des transactions de stock/compta. À localiser.
+  4. repost_item_valuation.py — get_max_period_closing_date : qb Max + ORDER BY creation → get_value(order_by=None)
+  5. accounts/general_ledger.py — validate_against_pcv : get_value agrégat MAX + ORDER BY creation
+     → order_by=None. DÉBLOQUE le submit des transactions stock/compta (GroupingError PG).
 """
 import re
 
@@ -82,4 +81,25 @@ patch_file(
     lambda s: MARK in s,
 )
 
+# 4) repost_item_valuation — get_max_period_closing_date : qb Max(...) + ORDER BY creation
+#    (GroupingError PG) → get_value(..., order_by=None)
+patch_file(
+    f"{BENCH}/erpnext/erpnext/stock/doctype/repost_item_valuation/repost_item_valuation.py",
+    lambda s: re.sub(
+        r'table = frappe\.qb\.DocType\("Period Closing Voucher"\).*?return query\[0\]\[0\] if query and query\[0\]\[0\] else None',
+        'return frappe.db.get_value("Period Closing Voucher", {"company": company, "docstatus": 1}, "max(period_end_date)", order_by=None)',
+        s, count=1, flags=re.DOTALL),
+    lambda s: 'max(period_end_date)", order_by=None' in s,
+)
+
+# 5) general_ledger — validate_against_pcv : get_value avec agrégat MAX + ORDER BY creation par
+#    défaut (GroupingError PG) → ajout order_by=None. C'est CE patch qui débloque le submit stock/compta.
+patch_file(
+    f"{BENCH}/erpnext/erpnext/accounts/general_ledger.py",
+    lambda s: s.replace(
+        '{"docstatus": 1, "company": company}, [{"MAX": "period_end_date"}]',
+        '{"docstatus": 1, "company": company}, [{"MAX": "period_end_date"}], order_by=None', 1),
+    lambda s: '[{"MAX": "period_end_date"}], order_by=None' in s,
+)
+
 print("DONE — redémarrer le conteneur pour recharger les workers.")