diff --git a/calibration_plot.m b/calibration_plot.m
index 5decba6..e6c06cf 100644
--- a/calibration_plot.m
+++ b/calibration_plot.m
@@ -2,7 +2,7 @@ figure(1);
 clf; hold on;
 
 desired_result = [60:30:1200, 120, 170, 200, 430, 1000, 1300:100:2000];
-mean_result = zeros(size(desired_result));
+median_result = zeros(size(desired_result));
 diff_result = zeros(size(desired_result));
 all_data = [];
 for i = 1:length(desired_result)
@@ -26,14 +26,17 @@ for i = 1:length(desired_result)
 
     cdfplot(data(9, :));
     
-    mean_result(i) = mean(data(9, :));
+    median_result(i) = median(data(9, :));
     all_data = [all_data, [data(9, :); dist * ones(1, length(data(9, :)))]];
-    diff_result(i) = desired_result(i) - mean_result(i);
+    diff_result(i) = desired_result(i) - median_result(i);
 end
 
 figure(2); clf;
 scatter(all_data(1, :), all_data(2, :), '.');
 params = polyfit(all_data(1, :), all_data(2, :), 1)
 fitted_data = params(1) * all_data(1, :) + params(2);
+params2 = polyfit(median_result, desired_result, 1)
+fitted_data2 = params2(1) * all_data(1, :) + params2(2);
 hold on;
-plot(all_data(1, :), fitted_data, '-')
\ No newline at end of file
+plot(all_data(1, :), fitted_data, '-')
+plot(all_data(1, :), fitted_data2, '-')
\ No newline at end of file
diff --git a/iw_parser.py b/iw_parser.py
index 589a416..f6e64b0 100755
--- a/iw_parser.py
+++ b/iw_parser.py
@@ -40,7 +40,7 @@ def main():
     p.add_argument(
         '--cali',
         nargs=2,
-        default=(0.9084, 526.8163),
+        default=(0.9234, 534.7103),
         type=float,
         help="calibrate final result"
     )
diff --git a/libMeasurement.py b/libMeasurement.py
index 775f0cf..3c629fe 100755
--- a/libMeasurement.py
+++ b/libMeasurement.py
@@ -180,7 +180,7 @@ def main():
     p.add_argument(
         '--cali',
         nargs=2,
-        default=(0.9084, 526.8163),
+        default=(0.9234, 534.7103),
         type=float,
         help="calibrate final result"
     )