diff --git a/modules/purchase_trade/purchase.py b/modules/purchase_trade/purchase.py
index cf15200..a0b2f30 100755
--- a/modules/purchase_trade/purchase.py
+++ b/modules/purchase_trade/purchase.py
@@ -1751,11 +1751,19 @@ class Line(metaclass=PoolMeta):
 
         if free_lqts:
             lqt = free_lqts[0]
-            if Decimal(lqt.lot_quantity or 0) != free_quantity:
-                lqt.lot_quantity = free_quantity
-                with Transaction().set_context(
-                        _purchase_trade_skip_quantity_consistency=True):
-                    LotQt.save([lqt])
+            logger.info(
+                "PURCHASE_QTY_SYNC_FREE_BEFORE lqt=%s quantity=%s new=%s",
+                getattr(lqt, 'id', None),
+                getattr(lqt, 'lot_quantity', None),
+                free_quantity)
+            lqt.lot_quantity = free_quantity
+            with Transaction().set_context(
+                    _purchase_trade_skip_quantity_consistency=True):
+                LotQt.save([lqt])
+            logger.info(
+                "PURCHASE_QTY_SYNC_FREE_AFTER lqt=%s quantity=%s",
+                getattr(lqt, 'id', None),
+                getattr(LotQt(getattr(lqt, 'id')), 'lot_quantity', None))
         elif free_quantity > 0:
             lqt = LotQt()
             lqt.lot_p = vlot.id
diff --git a/modules/purchase_trade/sale.py b/modules/purchase_trade/sale.py
index d127ec6..54b6fe0 100755
--- a/modules/purchase_trade/sale.py
+++ b/modules/purchase_trade/sale.py
@@ -1865,11 +1865,19 @@ class SaleLine(metaclass=PoolMeta):
 
         if free_lqts:
             lqt = free_lqts[0]
-            if Decimal(lqt.lot_quantity or 0) != free_quantity:
-                lqt.lot_quantity = free_quantity
-                with Transaction().set_context(
-                        _purchase_trade_skip_quantity_consistency=True):
-                    LotQt.save([lqt])
+            logger.info(
+                "SALE_QTY_SYNC_FREE_BEFORE lqt=%s quantity=%s new=%s",
+                getattr(lqt, 'id', None),
+                getattr(lqt, 'lot_quantity', None),
+                free_quantity)
+            lqt.lot_quantity = free_quantity
+            with Transaction().set_context(
+                    _purchase_trade_skip_quantity_consistency=True):
+                LotQt.save([lqt])
+            logger.info(
+                "SALE_QTY_SYNC_FREE_AFTER lqt=%s quantity=%s",
+                getattr(lqt, 'id', None),
+                getattr(LotQt(getattr(lqt, 'id')), 'lot_quantity', None))
         elif free_quantity > 0:
             lqt = LotQt()
             lqt.lot_p = None