diff --git a/Doc/lib.tex b/Doc/lib.tex
index 66c6b0c..1de9386 100644
--- a/Doc/lib.tex
+++ b/Doc/lib.tex
@@ -194,6 +194,8 @@
 
 \input{libsun}			% SUNOS ONLY
 
+\input{libundoc}
+
 \input{lib.ind}			% Index
 
 \end{document}