diff --git a/Alpha_shapes_3/doc_tex/Alpha_shapes_3/PkgDescription.tex b/Alpha_shapes_3/doc_tex/Alpha_shapes_3/PkgDescription.tex
index 0b59be8886a..9460d688332 100644
--- a/Alpha_shapes_3/doc_tex/Alpha_shapes_3/PkgDescription.tex
+++ b/Alpha_shapes_3/doc_tex/Alpha_shapes_3/PkgDescription.tex
@@ -8,6 +8,6 @@ alpha values and a filtration on the triangulation faces (this filtration is bas
 alpha value for which each face is included on the alpha-complex).}
 
 \ccPkgDependsOn{\ccRef[2D Triangulation]{Pkg:Triangulation3}}
-\ccPkgIntroducedInCGAL{2.4}
+\ccPkgIntroducedInCGAL{2.3}
 \ccPkgLicense{\ccLicenseQPL}
 \end{ccPkgDescription}