diff --git a/Nef_S2/doc_tex/Nef_S2_ref/Nef_polyhedron_S2_SVertex.tex b/Nef_S2/doc_tex/Nef_S2_ref/Nef_polyhedron_S2_SVertex.tex
index e93bec58c52..075a5376472 100644
--- a/Nef_S2/doc_tex/Nef_S2_ref/Nef_polyhedron_S2_SVertex.tex
+++ b/Nef_S2/doc_tex/Nef_S2_ref/Nef_polyhedron_S2_SVertex.tex
@@ -60,7 +60,7 @@ class \ccc{Nef_polyhedron_S2<Traits>} manages the needed svertices internally.
 \ccMethod{SVertex_const_handle twin() const;}{the twin of \ccVar\ .}
 
 \ccMethod{SHalfedge_const_handle out_sedge() const;}
-{the first out sedege of \ccVar\ .}
+{the first out sedge of \ccVar\ .}
 
 \ccMethod{SFace_const_handle incident_sface() const;}
 {the incident sface of \ccVar\ .}