diff --git a/examples/How_to_call_functions_for_knowledge_retrieval.ipynb b/examples/How_to_call_functions_for_knowledge_retrieval.ipynb
index 48125e4..bfa7fb5 100644
--- a/examples/How_to_call_functions_for_knowledge_retrieval.ipynb
+++ b/examples/How_to_call_functions_for_knowledge_retrieval.ipynb
@@ -596,6 +596,8 @@
     "            },\n",
     "            \"required\": [\"query\"],\n",
     "        },\n",
+    "    },\n",
+    "    {\n",
     "        \"name\": \"read_article_and_summarize\",\n",
     "        \"description\": \"\"\"Use this function to read whole papers and provide a summary for users.\n",
     "        You should NEVER call this function before get_articles has been called in the conversation.\"\"\",\n",