diff --git a/server/budgeting.go b/server/budgeting.go
index 05020f6..2ef968d 100644
--- a/server/budgeting.go
+++ b/server/budgeting.go
@@ -79,8 +79,7 @@ func (h *Handler) prepareBudgeting(ctx context.Context, budget postgres.Budget,
 		return BudgetingForMonthResponse{}, fmt.Errorf("error loading balances: %w", err)
 	}
 
-	categoriesWithBalance, moneyUsed := h.calculateBalances(
-		budget, firstOfNextMonth, firstOfMonth, categories, cumultativeBalances)
+	categoriesWithBalance, moneyUsed := h.calculateBalances(firstOfNextMonth, firstOfMonth, categories, cumultativeBalances)
 	availableBalance := h.getAvailableBalance(budget, moneyUsed, cumultativeBalances, categoriesWithBalance, firstOfNextMonth)
 
 	data := BudgetingForMonthResponse{categoriesWithBalance, availableBalance}
@@ -156,9 +155,8 @@ func (h *Handler) returnBudgetingData(c *gin.Context, budgetUUID uuid.UUID) {
 	c.JSON(http.StatusOK, data)
 }
 
-func (h *Handler) calculateBalances(budget postgres.Budget,
-	firstOfNextMonth time.Time, firstOfMonth time.Time, categories []postgres.GetCategoriesRow,
-	cumultativeBalances []postgres.GetCumultativeBalancesRow,
+func (h *Handler) calculateBalances(firstOfNextMonth time.Time, firstOfMonth time.Time,
+	categories []postgres.GetCategoriesRow, cumultativeBalances []postgres.GetCumultativeBalancesRow,
 ) ([]CategoryWithBalance, numeric.Numeric) {
 	categoriesWithBalance := []CategoryWithBalance{}
 
diff --git a/server/main_test.go b/server/main_test.go
index 7b2eae7..d140f23 100644
--- a/server/main_test.go
+++ b/server/main_test.go
@@ -96,7 +96,7 @@ func (h Handler) CheckAvailableBalance(ctx context.Context, t *testing.T, budget
 	}
 
 	// 2022-01 assert_equal(t, -115170.56, data.AvailableBalance.GetFloat64(), "available balance")
-	assert_equal(t, -110181.600, data.AvailableBalance.GetFloat64(), "available balance")
+	assertEqual(t, -110181.600, data.AvailableBalance.GetFloat64(), "available balance")
 
 	categoryTestDataFile, err := os.Open("../testdata/production-export/results/categories-2021-12.json")
 	if err != nil {
@@ -118,9 +118,9 @@ func (h Handler) CheckAvailableBalance(ctx context.Context, t *testing.T, budget
 			name := category.Group + " : " + category.Name
 
 			if name == categoryName {
-				assert_equal(t, categoryTestData.Available, category.Available.GetFloat64(), "available for "+categoryName)
-				assert_equal(t, categoryTestData.Activity, category.Activity.GetFloat64(), "activity for "+categoryName)
-				assert_equal(t, categoryTestData.Assigned, category.Assigned.GetFloat64(), "assigned for "+categoryName)
+				assertEqual(t, categoryTestData.Available, category.Available.GetFloat64(), "available for "+categoryName)
+				assertEqual(t, categoryTestData.Activity, category.Activity.GetFloat64(), "activity for "+categoryName)
+				assertEqual(t, categoryTestData.Assigned, category.Assigned.GetFloat64(), "assigned for "+categoryName)
 				found = true
 			}
 		}
@@ -131,7 +131,7 @@ func (h Handler) CheckAvailableBalance(ctx context.Context, t *testing.T, budget
 	}
 }
 
-func assert_equal(t *testing.T, expected, actual float64, message string) {
+func assertEqual(t *testing.T, expected, actual float64, message string) {
 	if expected == actual {
 		return
 	}