diff --git a/SalleA106.pde b/SalleA106.pde
index 2b122edeae8855f973b8b093da700ed7c591d452..9617b6001771a2abcf8fd19bacc973f9fb63b11b 100644
--- a/SalleA106.pde
+++ b/SalleA106.pde
@@ -1,4 +1,3 @@
-
 float rotX, rotY;
 float x, y, z;
 float tx, ty, tz;
@@ -171,3 +170,7 @@ void mouseDragged() {
   rotY -= (mouseX - pmouseX) * 0.01;
   rotX -= (mouseY - pmouseY) * 0.01;
 }
+
+void mouseWheel(MouseEvent event) {  
+  z -= event.getCount()* 10.0;
+}
\ No newline at end of file