typo fix
diff --git a/Doc/library/warnings.rst b/Doc/library/warnings.rst
index ae3ab68..aaf7897 100644
--- a/Doc/library/warnings.rst
+++ b/Doc/library/warnings.rst
@@ -269,7 +269,7 @@
.. class:: catch_warnings([record=False[, module=None]])
- A context manager that guards the warnings filter from being permanentally
+ A context manager that guards the warnings filter from being permanently
mutated. The manager returns an instance of :class:`WarningsRecorder`. The
*record* argument specifies whether warnings that would typically be
handled by :func:`showwarning` should instead be recorded by the