diff --git a/src/components/image-editor/ImageCanvasSpecGenerationPanelView.test.tsx b/src/components/image-editor/ImageCanvasSpecGenerationPanelView.test.tsx
index 1f490f9bb..c9a7b22f8 100644
--- a/src/components/image-editor/ImageCanvasSpecGenerationPanelView.test.tsx
+++ b/src/components/image-editor/ImageCanvasSpecGenerationPanelView.test.tsx
@@ -106,6 +106,30 @@ function UiDesignHarness({
   ) : null;
 }
 
+function CharacterSpecReferenceMenuHarness({
+  onRequestUpload = vi.fn(),
+}: {
+  onRequestUpload?: (target: UploadTarget) => void;
+}) {
+  const [isMenuOpen, setIsMenuOpen] = useState(false);
+  const referenceButtonRef = createRef<HTMLButtonElement>();
+  return (
+    <ImageCanvasSpecGenerationPanelView
+      dialog={createSpecDialog({ generationReferences: [] })}
+      style={{ left: 10, top: 20 }}
+      generationReferenceButtonRef={referenceButtonRef}
+      isGenerationReferenceMenuOpen={isMenuOpen}
+      setIsGenerationReferenceMenuOpen={setIsMenuOpen}
+      setIsPickingGenerationReferenceFromCanvas={vi.fn()}
+      renderEditorPortal={(node) => node}
+      buildPortalMenuStyle={() => ({ position: 'fixed', left: 0, top: 0 })}
+      onUpdateSpecFormValue={vi.fn()}
+      onRequestUpload={onRequestUpload}
+      onSubmit={vi.fn()}
+    />
+  );
+}
+
 function IconSpecHarness({
   playSetting = '回合制占点',
   artStyle = '低多边形',
@@ -314,6 +338,17 @@ describe('ImageCanvasSpecGenerationPanelView', () => {
     );
   });
 
+  it('keeps the character spec reference source menu open after clicking the add slot', () => {
+    render(<CharacterSpecReferenceMenuHarness />);
+
+    const addButton = screen.getByRole('button', { name: '参考图' });
+    fireEvent.click(addButton);
+    expect(screen.getByRole('menu', { name: '参考图来源' })).toBeTruthy();
+
+    fireEvent.click(addButton);
+    expect(screen.queryByRole('menu', { name: '参考图来源' })).toBeNull();
+  });
+
   it('uses gameplay and art style hints for icon specs', () => {
     renderPanel({
       dialog: createSpecDialog({
diff --git a/src/components/image-editor/ImageCanvasSpecGenerationPanelView.tsx b/src/components/image-editor/ImageCanvasSpecGenerationPanelView.tsx
index a06c11152..7042ea44b 100644
--- a/src/components/image-editor/ImageCanvasSpecGenerationPanelView.tsx
+++ b/src/components/image-editor/ImageCanvasSpecGenerationPanelView.tsx
@@ -385,6 +385,7 @@ export function ImageCanvasSpecGenerationPanelView({
           ))}
           {!isUiDesignDialog && dialog.specType !== 'icon' ? (
             <ImageCanvasReferenceSlot
+              buttonRef={generationReferenceButtonRef}
               tone="default"
               icon={<ImagePlus className="h-4 w-4" aria-hidden="true" />}
               label="参考图"