diff --git a/src/vs/base/browser/ui/tree/abstractTree.ts b/src/vs/base/browser/ui/tree/abstractTree.ts
index 97f3c6015fb..023b00af3a4 100644
--- a/src/vs/base/browser/ui/tree/abstractTree.ts
+++ b/src/vs/base/browser/ui/tree/abstractTree.ts
@@ -3144,6 +3144,10 @@ export abstract class AbstractTree<T, TFilterData, TRef> implements IDisposable
 		this.renderers.forEach(r => r.setModel(newModel));
 		this.stickyScrollController?.setModel(newModel);
 
+		this.focus.set([]);
+		this.selection.set([]);
+		this.anchor.set([]);
+
 		this.view.splice(0, oldModel.getListRenderCount(oldModel.rootRef));
 		this.model.refilter();