diff --git a/docs/docs/expression_language/why.ipynb b/docs/docs/expression_language/why.ipynb
index 8a504da5611..7601ce1d5ff 100644
--- a/docs/docs/expression_language/why.ipynb
+++ b/docs/docs/expression_language/why.ipynb
@@ -319,7 +319,7 @@
     "#### LCEL\n",
     "\n",
     "```python\n",
-    "chain.ainvoke(\"ice cream\")\n",
+    "await chain.ainvoke(\"ice cream\")\n",
     "```"
    ]
   },
@@ -739,7 +739,7 @@
     "        return await ainvoke_chain(topic)\n",
     "    except Exception:\n",
     "        # Note: we haven't actually implemented this.\n",
-    "        return ainvoke_anthropic_chain(topic)\n",
+    "        return await ainvoke_anthropic_chain(topic)\n",
     "\n",
     "async def batch_chain_with_fallback(topics: List[str]) -> str:\n",
     "    try:\n",
@@ -965,7 +965,7 @@
     "    try:\n",
     "        return await ainvoke_chain(topic)\n",
     "    except Exception:\n",
-    "        return ainvoke_anthropic_chain(topic)\n",
+    "        return await ainvoke_anthropic_chain(topic)\n",
     "\n",
     "async def batch_chain_with_fallback(topics: List[str]) -> str:\n",
     "    try:\n",
@@ -1070,7 +1070,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.1"
+   "version": "3.11.6"
   }
  },
  "nbformat": 4,