diff --git a/docs/docs/expression_language/how_to/passthrough.ipynb b/docs/docs/expression_language/how_to/passthrough.ipynb
index 7615b7a0a5b..482b8508421 100644
--- a/docs/docs/expression_language/how_to/passthrough.ipynb
+++ b/docs/docs/expression_language/how_to/passthrough.ipynb
@@ -66,7 +66,7 @@
     "\n",
     "In the second line, we used `RunnablePastshrough.assign` with a lambda that multiplies the numerical value by 3. In this cased, `extra` was set with `{'num': 1, 'mult': 3}` which is the original value with the `mult` key added. \n",
     "\n",
-    "Finally, we also set a third key in the map with `modified` which uses a labmda to set a single value adding 1 to the num, which resulted in `modified` key with the value of `2`."
+    "Finally, we also set a third key in the map with `modified` which uses a lambda to set a single value adding 1 to the num, which resulted in `modified` key with the value of `2`."
    ]
   },
   {