diff --git a/docs/library/index.rst b/docs/library/index.rst
index b3dc1234d..f35226b3b 100644
--- a/docs/library/index.rst
+++ b/docs/library/index.rst
@@ -76,7 +76,7 @@ The Rougail CLI can output a rather complete view of the dataet:
    :titlesonly:
    :caption: Use library
 
-   user_datas
+   user_data
    output
    parse
    tags
diff --git a/docs/library/user_datas.rst b/docs/library/user_data.rst
similarity index 100%
rename from docs/library/user_datas.rst
rename to docs/library/user_data.rst