diff --git a/Libraries/UniversalEditor.UserInterface/Editors/FileSystem/FileSystemEditor.cs b/Libraries/UniversalEditor.UserInterface/Editors/FileSystem/FileSystemEditor.cs
index 9e44c5b1..14210013 100644
--- a/Libraries/UniversalEditor.UserInterface/Editors/FileSystem/FileSystemEditor.cs
+++ b/Libraries/UniversalEditor.UserInterface/Editors/FileSystem/FileSystemEditor.cs
@@ -80,7 +80,7 @@ namespace UniversalEditor.Editors.FileSystem
 			// FIXME: this is GTK-specific...
 			this.tv.RegisterDragSource(new DragDropTarget[]
 			{
-				new DragDropTarget("text/uri-list", DragDropTargetFlags.SameApplication | DragDropTargetFlags.OtherApplication, 0x0)
+				new DragDropTarget(DragDropTargetTypes.FileList, DragDropTargetFlags.SameApplication | DragDropTargetFlags.OtherApplication, 0x0)
 			}, DragDropEffect.Copy, MouseButtons.Primary | MouseButtons.Secondary, KeyboardModifierKey.None);
 
 			this.tv.DragDropDataRequest += tv_DragDropDataRequest;
diff --git a/Libraries/UniversalEditor.UserInterface/MainWindow.cs b/Libraries/UniversalEditor.UserInterface/MainWindow.cs
index e5212d7e..089af350 100644
--- a/Libraries/UniversalEditor.UserInterface/MainWindow.cs
+++ b/Libraries/UniversalEditor.UserInterface/MainWindow.cs
@@ -737,7 +737,7 @@ namespace UniversalEditor.UserInterface
 		{
 			this.RegisterDropTarget(new DragDropTarget[]
 			{
-				new DragDropTarget("text/uri-list", DragDropTargetFlags.SameApplication | DragDropTargetFlags.OtherApplication, 0x1)
+				new DragDropTarget(DragDropTargetTypes.FileList, DragDropTargetFlags.SameApplication | DragDropTargetFlags.OtherApplication, 0x1)
 			}, DragDropEffect.Copy, MouseButtons.Primary | MouseButtons.Secondary, KeyboardModifierKey.None);
 
 			Engine.CurrentEngine.Windows.Add(this);