diff --git a/gpl-lgpl.tex b/gpl-lgpl.tex
index e18d730b3e80204e099edaee4030baa7189b9675..dfe63b60b6a35a8ec631c7226d664fe188e30804 100644
--- a/gpl-lgpl.tex
+++ b/gpl-lgpl.tex
@@ -1504,7 +1504,7 @@ generally require permission from the copyright holder to grant explicit
 permission to modify a work in any manner.  As discussed in the next chapter,
 the GPL {\em does} grant such permission, but requires the modified work must
 also be licensed under the terms of the GPL (and only GPL:
-see\S~\label{GPLv2s6} in this tutorial).  Determining whether software was
+see \S~\ref{GPLv2s6} in this tutorial).  Determining whether software was
 modified is a substantially easier analysis than the derivative work
 discussions and considerations in this chapter.