[ci skip] Fix a changelog message
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst
index b7fa9bb..d1a5e8c 100644
--- a/user_guide_src/source/changelog.rst
+++ b/user_guide_src/source/changelog.rst
@@ -439,7 +439,7 @@
 
    -  :doc:`Language Library <libraries/language>` changes include:
 
-      -  Changed method ``load()`` to filter the language name with ``ctype_digit()``.
+      -  Changed method ``load()`` to filter the language name with ``ctype_alpha()``.
       -  Added an optional second parameter to method ``line()`` to disable error login for line keys that were not found.
       -  Language files are now loaded in a cascading style with the one in **system/** always loaded and overriden afterwards, if another one is found.