diff --git a/src/vs/workbench/common/editor/untitledEditorInput.ts b/src/vs/workbench/common/editor/untitledEditorInput.ts
index 2527da2026170e1b71f31707066744f8ca9688c6..3e7dab7fc96e80e3d1eaac60f64c78bfc8a354b4 100644
--- a/src/vs/workbench/common/editor/untitledEditorInput.ts
+++ b/src/vs/workbench/common/editor/untitledEditorInput.ts
@@ -87,7 +87,8 @@ export class UntitledEditorInput extends AbstractUntitledEditorInput {
 			return this.cachedModel.isDirty();
 		}
 
-		return this.hasAssociatedFilePath; // untitled files with associated path are always dirty
+		// untitled files with an associated path or restore resource are always dirty
+		return this.hasAssociatedFilePath || !!this.restoreResource;
 	}
 
 	public confirmSave(): ConfirmResult {