diff --git a/docs/source/examples/ho_contingency.ipynb b/docs/source/examples/ho_contingency.ipynb
index 03f631ef8..6a349aba8 100644
--- a/docs/source/examples/ho_contingency.ipynb
+++ b/docs/source/examples/ho_contingency.ipynb
@@ -312,7 +312,7 @@
     "**Exception handling in generator coroutines**\n",
     "\n",
     "Generator coroutines [expose exception throwing](https://tacaswell.github.io/coroutines-i.html) as a user communication channel.  This means\n",
-    "there is some [in-band encoding](https://youtu.be/iKzOBWOHGFE?si=XAtQKhk3eHboHcL-&t=1011) of Python's control exceptions with the users exceptions.  When the `close()` [method](https://docs.python.org/3/reference/expressions.html#generator.close) is called on generator corutine Python will throw a  [`GeneratorExit`](https://docs.python.org/3/library/exceptions.html#GeneratorExit) exception into the coroutine.  If you catch this exception and try to yield another `Msg`, either explictily in an `except` block or in a `finally` block Python will raise a `RuntimeError` at the call site.\n",
+    "there is some [in-band encoding](https://youtu.be/iKzOBWOHGFE?si=XAtQKhk3eHboHcL-&t=1011) of Python's control exceptions with the users exceptions.  When the `close()` [method](https://docs.python.org/3/reference/expressions.html#generator.close) is called on a generator coroutine, Python will throw a  [`GeneratorExit`](https://docs.python.org/3/library/exceptions.html#GeneratorExit) exception into the coroutine.  If you catch this exception and try to yield another `Msg`, either explicitly in an `except` block or in a `finally` block, Python will raise a `RuntimeError` at the call site.\n",
     "\n",
     "If you want to directly use `try..except..else..finally` you must handle this case.  See the source of these decorators for a guide.\n",
     "\n",