diff --git a/GUI/MainForm.cs b/GUI/MainForm.cs
index 6a544fd..1e4c9b4 100644
--- a/GUI/MainForm.cs
+++ b/GUI/MainForm.cs
@@ -96,7 +96,12 @@ namespace OpenHardwareMonitor.GUI {
 
       Width = Utilities.Config.Get("mainForm.Width", Width);
       Height = Utilities.Config.Get("mainForm.Height", Height);
-         
+
+      foreach (TreeColumn column in treeView.Columns) 
+        column.Width = Math.Max(20, Math.Min(400, 
+          Config.Get("treeView.Columns." + column.Header + ".Width",
+          column.Width)));
+
       treeModel = new TreeModel();
       root = new Node(System.Environment.MachineName);
       root.Image = Utilities.EmbeddedResources.GetImage("computer.png");
@@ -267,6 +272,10 @@ namespace OpenHardwareMonitor.GUI {
         Config.Set("mainForm.Height", Height);
       }
 
+      foreach (TreeColumn column in treeView.Columns) 
+        Config.Set("treeView.Columns." + column.Header + ".Width", 
+          column.Width);
+
       timer.Enabled = false;
 
       sensorSystemTray.Dispose();