diff --git a/Principal_component_analysis/doc_tex/Principal_component_analysis/PkgDescription.tex b/Principal_component_analysis/doc_tex/Principal_component_analysis/PkgDescription.tex
index 7de445bec16..6ee85a0ad95 100644
--- a/Principal_component_analysis/doc_tex/Principal_component_analysis/PkgDescription.tex
+++ b/Principal_component_analysis/doc_tex/Principal_component_analysis/PkgDescription.tex
@@ -16,6 +16,7 @@ container.}
 %\ccPkgDependsOn{}
 \ccPkgIntroducedInCGAL{3.2}
 \ccPkgLicense{\ccLicenseQPL}
-\ccPkgDemo{2D Least Squares Fitting}{demo/linear_least_squares_fitting.zip}
+\ccPkgDemo{See Polygon}{demo/polygon.zip}
+\ccPkgDemo{See Polyhedral Surface}{demo/polyhedron_3.zip}
 \ccPkgIllustration{Principal_component_analysis/teaserLeastSquaresFitting.png}{Principal_component_analysis/teaserLeastSquaresFitting-large.png}
 \end{ccPkgDescription}