diff --git a/FamilyBudget/Forms/FormExpenses.cs b/FamilyBudget/Forms/FormExpenses.cs
index 1bda679..d8aaa58 100644
--- a/FamilyBudget/Forms/FormExpenses.cs
+++ b/FamilyBudget/Forms/FormExpenses.cs
@@ -93,7 +93,7 @@ namespace ProjectFamilyBudget.Forms
                 MessageBoxButtons.OK, MessageBoxIcon.Error);
             }
         }
-        private void LoadList() => dataGridViewData.DataSource = _expense.ReadExpense;
+        private void LoadList() => dataGridViewData.DataSource = _expense.ReadExpense();
         private bool TryGetIdentifierFromSelectedRow(out int id)
         {
             id = 0;
diff --git a/FamilyBudget/Forms/FormIncomes.cs b/FamilyBudget/Forms/FormIncomes.cs
index 402bf6b..09f1ae8 100644
--- a/FamilyBudget/Forms/FormIncomes.cs
+++ b/FamilyBudget/Forms/FormIncomes.cs
@@ -94,7 +94,7 @@ namespace ProjectFamilyBudget.Forms
                 MessageBoxButtons.OK, MessageBoxIcon.Error);
             }
         }
-        private void LoadList() => dataGridViewData.DataSource = _income.ReadIncome;
+        private void LoadList() => dataGridViewData.DataSource = _income.ReadIncome();
         private bool TryGetIdentifierFromSelectedRow(out int id)
         {
             id = 0;
diff --git a/FamilyBudget/Forms/FormPeopleExpenses.cs b/FamilyBudget/Forms/FormPeopleExpenses.cs
index 0d141da..6d7f84c 100644
--- a/FamilyBudget/Forms/FormPeopleExpenses.cs
+++ b/FamilyBudget/Forms/FormPeopleExpenses.cs
@@ -76,7 +76,7 @@ namespace ProjectFamilyBudget.Forms
                 MessageBoxButtons.OK, MessageBoxIcon.Error);
             }
         }
-        private void LoadList() => dataGridViewData.DataSource = _peopleExpense.ReadPeopleExpense;
+        private void LoadList() => dataGridViewData.DataSource = _peopleExpense.ReadPeopleExpense();
         private bool TryGetIdentifierFromSelectedRow(out int id)
         {
             id = 0;
diff --git a/FamilyBudget/Forms/FormPeopleIncomes.cs b/FamilyBudget/Forms/FormPeopleIncomes.cs
index 7d44e06..b1f19f1 100644
--- a/FamilyBudget/Forms/FormPeopleIncomes.cs
+++ b/FamilyBudget/Forms/FormPeopleIncomes.cs
@@ -74,7 +74,7 @@ namespace ProjectFamilyBudget.Forms
                 MessageBoxButtons.OK, MessageBoxIcon.Error);
             }
         }
-        private void LoadList() => dataGridViewData.DataSource = _peopleIncome.ReadPeopleIncome;
+        private void LoadList() => dataGridViewData.DataSource = _peopleIncome.ReadPeopleIncome();
         private bool TryGetIdentifierFromSelectedRow(out int id)
         {
             id = 0;
diff --git a/FamilyBudget/Forms/FormPeoples.cs b/FamilyBudget/Forms/FormPeoples.cs
index 7a14181..ed6c174 100644
--- a/FamilyBudget/Forms/FormPeoples.cs
+++ b/FamilyBudget/Forms/FormPeoples.cs
@@ -92,7 +92,7 @@ namespace ProjectFamilyBudget.Forms
                 MessageBoxButtons.OK, MessageBoxIcon.Error);
             }
         }
-        private void LoadList() => dataGridViewData.DataSource = _people.ReadPeople;
+        private void LoadList() => dataGridViewData.DataSource = _people.ReadPeople();
         private bool TryGetIdentifierFromSelectedRow(out int id)
         {
             id = 0;