diff --git a/demo.ipynb b/demo.ipynb
index 1d2f469..2067ebc 100644
--- a/demo.ipynb
+++ b/demo.ipynb
@@ -613,6 +613,9 @@
     "    ).strip()\n",
     "\n",
     "    # === Part B: Video2LoRA Inference (zero visual tokens) ===\n",
+    "    # Re-patch the base model layers with the LoRA forward function before binding weights\n",
+    "    model.patch_lora_forward()\n",
+    "\n",
     "    apply_lora_to_layers(\n",
     "        model.base_model,\n",
     "        model.hypernet.layer_indices,\n",