diff --git a/InvenTree/stock/models.py b/InvenTree/stock/models.py
index 5154bfe1a1..877661dd7f 100644
--- a/InvenTree/stock/models.py
+++ b/InvenTree/stock/models.py
@@ -115,11 +115,10 @@ class StockItem(models.Model):
         q = self.quantity + amount
         if q < 0:
             q = 0
-            
+
         self.quantity = q
         self.save()
 
-
     def __str__(self):
         return "{n} x {part} @ {loc}".format(
             n=self.quantity,