diff --git a/WinFormsProject/WinFormsLibrary/CircleDiagram.cs b/WinFormsProject/WinFormsLibrary/CircleDiagram.cs
index c3b1675..e515ef6 100644
--- a/WinFormsProject/WinFormsLibrary/CircleDiagram.cs
+++ b/WinFormsProject/WinFormsLibrary/CircleDiagram.cs
@@ -66,7 +66,7 @@ namespace WinFormsLibrary
 
             foreach (var data in simpleCircleDiagram.DataList)
             {
-                seriesColl.Add(data.NameSeries, data.NameData, data.Data);
+                seriesColl.Add(data.NameSeries, simpleCircleDiagram.NameData ,data.Data);
             }
 
             ChartLegend legend = chart.Legend;
@@ -82,7 +82,7 @@ namespace WinFormsLibrary
         {
             foreach (var _data in data)
             {
-                if (string.IsNullOrEmpty(_data.NameData.ToString()) || string.IsNullOrEmpty(_data.Data.ToString()))
+                if (string.IsNullOrEmpty(_data.NameSeries) || string.IsNullOrEmpty(_data.Data.ToString()))
                 {
                     return false;
                 }
diff --git a/WinFormsProject/WinFormsLibrary/SupportClasses/DataCircleDiagram.cs b/WinFormsProject/WinFormsLibrary/SupportClasses/DataCircleDiagram.cs
index a3eb2a7..b8bc4b9 100644
--- a/WinFormsProject/WinFormsLibrary/SupportClasses/DataCircleDiagram.cs
+++ b/WinFormsProject/WinFormsLibrary/SupportClasses/DataCircleDiagram.cs
@@ -9,13 +9,11 @@ namespace WinFormsLibrary.SupportClasses
     public class DataCircleDiagram
     {
         public string NameSeries { get; set; } = string.Empty;
-        public string[] NameData { get; set; }
         public double[] Data { get; set; }
 
-        public DataCircleDiagram(string nameSeries, string[] nameData, double[] data)
+        public DataCircleDiagram(string nameSeries, double[] data)
         {
             NameSeries = nameSeries;
-            NameData = nameData;
             Data = data;
         }
     }
diff --git a/WinFormsProject/WinFormsLibrary/SupportClasses/SimpleCircleDiagram.cs b/WinFormsProject/WinFormsLibrary/SupportClasses/SimpleCircleDiagram.cs
index 26bc56b..39c19a9 100644
--- a/WinFormsProject/WinFormsLibrary/SupportClasses/SimpleCircleDiagram.cs
+++ b/WinFormsProject/WinFormsLibrary/SupportClasses/SimpleCircleDiagram.cs
@@ -14,7 +14,7 @@ namespace WinFormsLibrary.SupportClasses
         public List<DataCircleDiagram> DataList { get; set; } = new();
         public string FilePath { get; set; } = string.Empty; 
         public EnumAreaLegend AreaLegend { get; set; }
-
+        public string[] NameData { get; set; }
         public SimpleCircleDiagram(string filePath, string fileHeader, string circleDiagramName, EnumAreaLegend areaLegend, List<DataCircleDiagram> dataList)
         {
             FilePath = filePath;
diff --git a/WinFormsProject/WinFormsProject/Form2.cs b/WinFormsProject/WinFormsProject/Form2.cs
index 68f58de..c7de8a5 100644
--- a/WinFormsProject/WinFormsProject/Form2.cs
+++ b/WinFormsProject/WinFormsProject/Form2.cs
@@ -83,9 +83,9 @@ namespace WinFormsProject
 
             List<Student> data = new List<Student>
             {
-                new Student { Group = "ПИбд-32", Faculty = "ФИСТ", Course = 3, Name = "Васильев" },
-                new Student { Group = "РТбд-11", Faculty = "РТФ", Course = 1, Name = "Иванов" },
-                new Student { Group = "ЛМККбд-41", Faculty = "ГФ", Course = 4, Name = "Смирнова" }
+                new Student { Group = "ПИбд-32", Faculty = "ФИСТ", Course = 3, Name = "Исмаилов" },
+                new Student { Group = "РТбд-11", Faculty = "РТФ", Course = 1, Name = "Чубриков" },
+                new Student { Group = "ЛМККбд-41", Faculty = "ГФ", Course = 4, Name = "Летунова" }
             };
 
             using var dialog = new SaveFileDialog
@@ -119,14 +119,15 @@ namespace WinFormsProject
             {
                 try
                 {
-                    string[] month = { "Январь", "Февраль", "Март" };
                     double[] profit1 = { 300, 440, 270 };
                     double[] profit2 = { 500, 620, 310 };
                     double[] profit3 = { 420, 189, 430 };
                     SimpleCircleDiagram simpleCircleDiagram = new(dialog.FileName, "Третье задание", "График прибыли", EnumAreaLegend.Right, new List<DataCircleDiagram> {
-                        new DataCircleDiagram("Компания 1", month, profit1), new DataCircleDiagram("Компания 2", month, profit2), new DataCircleDiagram("Компания 3", month, profit3),
+                        new DataCircleDiagram("Компания 1", profit1), new DataCircleDiagram("Компания 2", profit2), new DataCircleDiagram("Компания 3", profit3),
                     });
 
+                    simpleCircleDiagram.NameData = new string[] { "Январь", "Февраль", "Март" };
+
                     circleDiagram.AddCircleDiagram(simpleCircleDiagram);
 
                     MessageBox.Show("Выполнено", "Успех", MessageBoxButtons.OK, MessageBoxIcon.Information);