diff --git a/Doc/lib/liblogging.tex b/Doc/lib/liblogging.tex
index a6e4aac..5a38fe1 100644
--- a/Doc/lib/liblogging.tex
+++ b/Doc/lib/liblogging.tex
@@ -430,7 +430,7 @@
 \begin{verbatim}
  FORMAT = "%(asctime)-15s %(clientip)s %(user)-8s %(message)s"
  logging.basicConfig(format=FORMAT)
- dict = { 'clientip' : '192.168.0.1', 'user' : 'fbloggs' }
+ d = { 'clientip' : '192.168.0.1', 'user' : 'fbloggs' }
  logger = logging.getLogger("tcpserver")
  logger.warning("Protocol problem: %s", "connection reset", extra=d)
 \end{verbatim}