diff --git a/Doc/lib/liblogging.tex b/Doc/lib/liblogging.tex
index 45a59e4..576e2e7 100644
--- a/Doc/lib/liblogging.tex
+++ b/Doc/lib/liblogging.tex
@@ -229,6 +229,9 @@
 context (such as remote client IP address and authenticated user name, in the
 above example). In such circumstances, it is likely that specialized
 \class{Formatter}s would be used with particular \class{Handler}s.
+
+\versionchanged[\var{extra} was added]{2.5}
+
 \end{funcdesc}
 
 \begin{funcdesc}{info}{msg\optional{, *args\optional{, **kwargs}}}
@@ -454,6 +457,9 @@
 context (such as remote client IP address and authenticated user name, in the
 above example). In such circumstances, it is likely that specialized
 \class{Formatter}s would be used with particular \class{Handler}s.
+
+\versionchanged[\var{extra} was added]{2.5}
+
 \end{methoddesc}
 
 \begin{methoddesc}{info}{msg\optional{, *args\optional{, **kwargs}}}