diff --git a/Doc/lib/libundoc.tex b/Doc/lib/libundoc.tex
index 99386fe..12b41cf 100644
--- a/Doc/lib/libundoc.tex
+++ b/Doc/lib/libundoc.tex
@@ -62,6 +62,9 @@
 \item[dircmp.py]
 --- class to build directory diff tools on
 
+\item[getpass.py]
+--- Utilities to get a password and/or the current user name.
+
 \item[linecache.py]
 --- Cache lines from files (used by pdb)