diff --git a/tutorials/notebook/debugging_in_pynative_mode.ipynb b/tutorials/notebook/debugging_in_pynative_mode.ipynb
index eed84a617b2f3f205640aacfa11655c39de2e66f..f0d9df64f06bf0d8cea1d4bb513220b02fbf58ad 100644
--- a/tutorials/notebook/debugging_in_pynative_mode.ipynb
+++ b/tutorials/notebook/debugging_in_pynative_mode.ipynb
@@ -362,6 +362,7 @@
    "outputs": [],
    "source": [
     "from mindspore import context, Tensor, ParameterTuple\n",
+    "context.set_context(mode=context.PYNATIVE_MODE, device_target = \"GPU\")\n",
     "\n",
     "class GradWrap(nn.Cell):\n",
     "    \"\"\" GradWrap definition \"\"\"\n",