diff --git a/Antennas/mstrip.geo b/Antennas/mstrip.geo
index 6ceaf74edbd8d36616b4c356a3c303e4361680e6..f1701537f494baa783c64abc4885d68ce2c06b3a 100644
--- a/Antennas/mstrip.geo
+++ b/Antennas/mstrip.geo
@@ -2,9 +2,9 @@ Include "mstrip_param.pro" ;
 
 TRANS = 1 ;
 
-Mesh.Algorithm3D = 4; // 3D mesh algorithm (1=Delaunay, 4=Frontal)
-Mesh.Optimize = 1; // Optimize the mesh to improve the quality of tetrahedral elements
-Mesh.Smoothing = 5;
+//Mesh.Algorithm3D = 10; // 3D mesh algorithm (1=Delaunay, 4=Frontal)
+//Mesh.Optimize = 1; // Optimize the mesh to improve the quality of tetrahedral elements
+//Mesh.Smoothing = 5;
 
 //Mesh.CharacteristicLengthFactor = 2 ;
 
@@ -400,3 +400,4 @@ Hide { Point{ Point '*' }; Line{ Line '*' }; }
 nice_view[] = Boundary{ Surface{ skin_mstrip[], skin_ground[], skin_feed[] }; };
 Show { Line{ nice_view[] }; }
 */
+Delete { Volume{3,4,5,27,28,31,34,38,39,47,48,49,50,51}; }