diff --git a/server/budgeting.go b/server/budgeting.go
index 0645b2b..df43ca7 100644
--- a/server/budgeting.go
+++ b/server/budgeting.go
@@ -30,6 +30,16 @@ type CategoryWithBalance struct {
 	Assigned           postgres.Numeric
 }
 
+func NewCategoryWithBalance(category *postgres.GetCategoriesRow) CategoryWithBalance {
+	return CategoryWithBalance{
+		GetCategoriesRow:   category,
+		Available:          postgres.NewZeroNumeric(),
+		AvailableLastMonth: postgres.NewZeroNumeric(),
+		Activity:           postgres.NewZeroNumeric(),
+		Assigned:           postgres.NewZeroNumeric(),
+	}
+}
+
 func getDate(c *gin.Context) (time.Time, error) {
 	var year, month int
 	yearString := c.Param("year")
@@ -153,16 +163,10 @@ func (h *Handler) calculateBalances(budget postgres.Budget,
 	firstOfNextMonth time.Time, firstOfMonth time.Time, categories []postgres.GetCategoriesRow,
 	cumultativeBalances []postgres.GetCumultativeBalancesRow) ([]CategoryWithBalance, postgres.Numeric) {
 	categoriesWithBalance := []CategoryWithBalance{}
-	hiddenCategory := CategoryWithBalance{
-		GetCategoriesRow: &postgres.GetCategoriesRow{
-			Name:  "",
-			Group: "Hidden Categories",
-		},
-		Available:          postgres.NewZeroNumeric(),
-		AvailableLastMonth: postgres.NewZeroNumeric(),
-		Activity:           postgres.NewZeroNumeric(),
-		Assigned:           postgres.NewZeroNumeric(),
-	}
+	hiddenCategory := NewCategoryWithBalance(&postgres.GetCategoriesRow{
+		Name:  "",
+		Group: "Hidden Categories",
+	})
 
 	moneyUsed := postgres.NewZeroNumeric()
 	for i := range categories {
@@ -194,13 +198,7 @@ func (*Handler) CalculateCategoryBalances(cat *postgres.GetCategoriesRow,
 	cumultativeBalances []postgres.GetCumultativeBalancesRow, firstOfNextMonth time.Time,
 	moneyUsed *postgres.Numeric, firstOfMonth time.Time, hiddenCategory CategoryWithBalance,
 	budget postgres.Budget) CategoryWithBalance {
-	categoryWithBalance := CategoryWithBalance{
-		GetCategoriesRow:   cat,
-		Available:          postgres.NewZeroNumeric(),
-		AvailableLastMonth: postgres.NewZeroNumeric(),
-		Activity:           postgres.NewZeroNumeric(),
-		Assigned:           postgres.NewZeroNumeric(),
-	}
+	categoryWithBalance := NewCategoryWithBalance(cat)
 	for _, bal := range cumultativeBalances {
 		if bal.CategoryID != cat.ID {
 			continue