diff --git a/EGkStmFromTriangleSoup.h b/EGkStmFromTriangleSoup.h
index 470299c..354e90a 100644
--- a/EGkStmFromTriangleSoup.h
+++ b/EGkStmFromTriangleSoup.h
@@ -1,7 +1,7 @@
 //----------------------------------------------------------------------------
-//  EgalTech 2014-2014
+//  EgalTech 2014-2023
 //----------------------------------------------------------------------------
-// File : EGkStmFromTriangleSoup.h   Data : 19.05.14       Versione : 1.5e7
+// File : EGkStmFromTriangleSoup.h   Data : 07.05.23       Versione : 2.5e2
 // Contenuto : Dichiarazione della classe StmFromTriangleSoup.
 //
 //
@@ -36,6 +36,7 @@ class StmFromTriangleSoup
       EGK_EXPORT bool Start( int nBuckets = GRID_STD_BUCKETS) ;
       EGK_EXPORT bool AddTriangle( const Triangle3d& Tria) ;
       EGK_EXPORT bool AddTriangle( const Point3d& ptP0, const Point3d& ptP1, const Point3d& ptP2) ;
+      EGK_EXPORT bool AddSurfTriMesh( const ISurfTriMesh& stmSource) ;
       EGK_EXPORT bool End( void) ;
       EGK_EXPORT ISurfTriMesh* GetSurf( void) ;