diff --git a/Doc/lib/libturtle.tex b/Doc/lib/libturtle.tex
index e6a05ebf8bb..638bc076bb9 100644
--- a/Doc/lib/libturtle.tex
+++ b/Doc/lib/libturtle.tex
@@ -65,7 +65,7 @@ Move the pen up --- stop drawing.
 \end{funcdesc}
 
 \begin{funcdesc}{down}{}
-Move the pen up --- draw when moving.
+Move the pen down --- draw when moving.
 \end{funcdesc}
 
 \begin{funcdesc}{width}{width}