diff --git a/Triangulation_3/doc_tex/Triangulation_3/PkgDescription.tex b/Triangulation_3/doc_tex/Triangulation_3/PkgDescription.tex
index 4bdb0afaeaf..ea90dcca657 100644
--- a/Triangulation_3/doc_tex/Triangulation_3/PkgDescription.tex
+++ b/Triangulation_3/doc_tex/Triangulation_3/PkgDescription.tex
@@ -1,5 +1,5 @@
 
-\begin{ccPkgDescription}{3D Triangulations}
+\begin{ccPkgDescription}{3D Triangulations\label{Pkg:Triangulation3}}
 \ccPkgSummary{
 This package  allows to build and handle
 triangulations for point sets in three dimensions.