diff --git a/Doc/pyqwt3d/pyqwt3d.tex b/Doc/pyqwt3d/pyqwt3d.tex
index 625df3e..f84cd4b 100644
--- a/Doc/pyqwt3d/pyqwt3d.tex
+++ b/Doc/pyqwt3d/pyqwt3d.tex
@@ -302,9 +302,9 @@ \subsection{Installation on \POSIX{} and MacOS/X\label{posix-install}}
   \item Invoke make, tie stderr to stdout, and redirect stdout to LOG.txt:
 \begin{verbatim}
 # For Qt-3
-make 3 2&>1 >LOG.txt
+make 3 2>&1 >LOG.txt
 # For Qt-4
-make 4 2&>1 >LOG.txt
+make 4 2>&1 >LOG.txt
 \end{verbatim}
     However, you do not see what is going on.
   \item Use script to capture all screen output of make to LOG.txt: