diff --git a/docs/source/notebooks/tool_usage/benchmark_all_tasks.ipynb b/docs/source/notebooks/tool_usage/benchmark_all_tasks.ipynb
index 817a967..8d9b67e 100644
--- a/docs/source/notebooks/tool_usage/benchmark_all_tasks.ipynb
+++ b/docs/source/notebooks/tool_usage/benchmark_all_tasks.ipynb
@@ -44,7 +44,7 @@
     "# This is just the default list below\n",
     "required_env_vars = [\n",
     "    \"LANGCHAIN_API_KEY\",\n",
-    "    \"CHATFIREWORKS_API_KEY\",\n",
+    "    \"ANTHROPIC_API_KEY\",\n",
     "    \"OPENAI_API_KEY\",\n",
     "]\n",
     "for var in required_env_vars:\n",