diff --git a/src/AddIns/Misc/MbUnitPad/Project/Src/MbUnitPad.cs b/src/AddIns/Misc/MbUnitPad/Project/Src/MbUnitPad.cs
index 8fc18fd0b1..08d9e458d3 100644
--- a/src/AddIns/Misc/MbUnitPad/Project/Src/MbUnitPad.cs
+++ b/src/AddIns/Misc/MbUnitPad/Project/Src/MbUnitPad.cs
@@ -51,6 +51,7 @@ namespace ICSharpCode.MbUnitPad
 			treeView = new TestTreeView();
 			treeView.Dock = DockStyle.Fill;
 			treeView.TypeTree.KeyPress += TreeViewKeyPress;
+			treeView.TypeTree.DoubleClick += TreeViewDoubleClick;
 			
 			ctl.Controls.Add(treeView);
 			toolStrip = ToolbarService.CreateToolStrip(this, "/SharpDevelop/Pads/MbUnitPad/Toolbar");
@@ -198,6 +199,11 @@ namespace ICSharpCode.MbUnitPad
 			}
 		}
 		
+		void TreeViewDoubleClick(object sender, EventArgs e)
+		{
+			treeView.GotoDefinition();
+		}
+		
 		void ShowErrorList()
 		{
 			if (TaskService.TaskCount > 0) {