diff --git a/Ball.cpp b/Ball.cpp
index aa623ce..82338a4 100644
--- a/Ball.cpp
+++ b/Ball.cpp
@@ -18,7 +18,7 @@ Ball::Ball(Point& _center, double _min_height, double _v_x, double _p, double _q
 }
 
 void Ball::_compute_pos(double dt) {
-    Center.z = fmax(0.0, A + B * crt_time - (G_CTE / 2) * crt_time * crt_time);
+    Center.z = fmax(0.0, A + B * crt_time - (G_CTE / 2) * crt_time * crt_time + min_height);
     Center.x += dt * v_x;
     surface.update_center_pos(Center);
 }