diff --git a/ILSpy/Commands/SelectPdbContextMenuEntry.cs b/ILSpy/Commands/SelectPdbContextMenuEntry.cs
index 113122953..1d8da975f 100644
--- a/ILSpy/Commands/SelectPdbContextMenuEntry.cs
+++ b/ILSpy/Commands/SelectPdbContextMenuEntry.cs
@@ -46,7 +46,9 @@ namespace ICSharpCode.ILSpy
 				await assembly.LoadDebugInfo(dlg.FileName);
 			}
 
-			MainWindow.Instance.SelectNode(MainWindow.Instance.FindNodeByPath(new[] { assembly.FileName }, true));
+			var node = (AssemblyTreeNode)MainWindow.Instance.FindNodeByPath(new[] { assembly.FileName }, true);
+			node.UpdateToolTip();
+			MainWindow.Instance.SelectNode(node);
 			MainWindow.Instance.RefreshDecompiledView();
 		}
 
diff --git a/ILSpy/TreeNodes/AssemblyTreeNode.cs b/ILSpy/TreeNodes/AssemblyTreeNode.cs
index 2449047c7..dc4de23bd 100644
--- a/ILSpy/TreeNodes/AssemblyTreeNode.cs
+++ b/ILSpy/TreeNodes/AssemblyTreeNode.cs
@@ -29,19 +29,19 @@ using ICSharpCode.Decompiler;
 using ICSharpCode.Decompiler.CSharp.ProjectDecompiler;
 using ICSharpCode.Decompiler.Metadata;
 using ICSharpCode.Decompiler.TypeSystem;
+using ICSharpCode.ILSpy.Controls.TreeView;
 using ICSharpCode.ILSpy.Metadata;
 using ICSharpCode.ILSpy.Properties;
 using ICSharpCode.ILSpy.ViewModels;
 using ICSharpCode.ILSpyX;
 using ICSharpCode.ILSpyX.FileLoaders;
 using ICSharpCode.ILSpyX.PdbProvider;
-using ICSharpCode.ILSpy.Controls.TreeView;
+using ICSharpCode.ILSpyX.TreeView;
 using ICSharpCode.ILSpyX.TreeView.PlatformAbstractions;
 
 using Microsoft.Win32;
 
 using TypeDefinitionHandle = System.Reflection.Metadata.TypeDefinitionHandle;
-using ICSharpCode.ILSpyX.TreeView;
 
 namespace ICSharpCode.ILSpy.TreeNodes
 {
@@ -168,6 +168,12 @@ namespace ICSharpCode.ILSpy.TreeNodes
 			}
 		}
 
+		public void UpdateToolTip()
+		{
+			tooltip = null;
+			RaisePropertyChanged(nameof(ToolTip));
+		}
+
 		public override bool ShowExpander {
 			get { return !LoadedAssembly.HasLoadError; }
 		}