Fix Wikipedia link (GH-20031)
diff --git a/Doc/library/functools.rst b/Doc/library/functools.rst
index 204e66a..a44eb85 100644
--- a/Doc/library/functools.rst
+++ b/Doc/library/functools.rst
@@ -158,11 +158,11 @@
bypassing the cache, or for rewrapping the function with a different cache.
An `LRU (least recently used) cache
- <https://en.wikipedia.org/wiki/Cache_algorithms#Examples>`_ works
- best when the most recent calls are the best predictors of upcoming calls (for
- example, the most popular articles on a news server tend to change each day).
- The cache's size limit assures that the cache does not grow without bound on
- long-running processes such as web servers.
+ <https://en.wikipedia.org/wiki/Cache_replacement_policies#Least_recently_used_(LRU)>`_
+ works best when the most recent calls are the best predictors of upcoming
+ calls (for example, the most popular articles on a news server tend to
+ change each day). The cache's size limit assures that the cache does not
+ grow without bound on long-running processes such as web servers.
In general, the LRU cache should only be used when you want to reuse
previously computed values. Accordingly, it doesn't make sense to cache