diff --git a/cfg/Commander_atan.cfg b/cfg/Commander_atan.cfg
index 0a27756..7aaf6c2 100755
--- a/cfg/Commander_atan.cfg
+++ b/cfg/Commander_atan.cfg
@@ -4,7 +4,7 @@ from dynamic_reconfigure.parameter_generator_catkin import *
 gen = ParameterGenerator()
 gen.add("max_curvature", double_t, 0, "Maximum curvature of the estimated plane", 0.5, 0., 1.)
 gen.add("neutral_alt", double_t, 0, "Reference altitude for vertical movement command", 0.8, 0.)
-gen.add("min_points_number", int_t, 0, "Minimal number of plane points needed for a valid estimation", 1000, 0)
+gen.add("min_points_number", int_t, 0, "Minimal number of plane points needed for a valid estimation", 1000, 0, 50000)
 gen.add("p_x", double_t, 0, "x gradient in 0", 0.5, 0.)
 gen.add("p_y", double_t, 0, "y gradient in 0", 0.5, 0.)
 gen.add("p_z", double_t, 0, "z gradient in 0", 0.5, 0.)