nummi/category/templatetags/category.py

@@ -23,9 +23,9 @@ def category_plot(transactions, **kwargs):
             "categories": categories,
         }
         | categories.aggregate(
-            max=Greatest(-models.Sum("sum_m"), models.Sum("sum_p")),
+            max=Greatest(models.Sum("sum_m"), models.Sum("sum_p")),
             total_m=models.Sum("sum_m"),
             total_p=models.Sum("sum_p"),
-            total=models.Sum("sum"),
+            total=models.Sum("value"),
         )
     )