diff --git a/InvenTree/stock/models.py b/InvenTree/stock/models.py
index cba7f2433e..1122d4326c 100644
--- a/InvenTree/stock/models.py
+++ b/InvenTree/stock/models.py
@@ -616,6 +616,8 @@ class StockItem(models.Model):
         if quantity < 0:
             quantity = 0
 
+        self.quantity = quantity
+
         if quantity == 0 and self.delete_on_deplete and self.can_delete():
             
             # TODO - Do not actually "delete" stock at this point - instead give it a "DELETED" flag
diff --git a/InvenTree/stock/tests.py b/InvenTree/stock/tests.py
index 95eb1002ad..2f840833a3 100644
--- a/InvenTree/stock/tests.py
+++ b/InvenTree/stock/tests.py
@@ -245,7 +245,7 @@ class StockTest(TestCase):
         w1 = StockItem.objects.get(pk=100)
         w2 = StockItem.objects.get(pk=101)
 
-        # Take 25 units from w1
+        # Take 25 units from w1 (there are only 10 in stock)
         w1.take_stock(30, None, notes='Took 30')
 
         # Get from database again