diff --git a/docs/yap.tex b/docs/yap.tex
index f8c8b8dd6..29442afd6 100644
--- a/docs/yap.tex
+++ b/docs/yap.tex
@@ -9316,7 +9316,7 @@ directed graph @var{DGraph}.
 
 @end table
 
-@node LAM, , DGraphs , Library
+@node LAM, , UnDGraphs, Library
 @section LAM
 @cindex lam