diff --git a/projects/A_minimal_example/imdd_simulation_minimal.m b/projects/A_minimal_example/imdd_simulation_minimal.m
index bb81c3f..7dcbb53 100644
--- a/projects/A_minimal_example/imdd_simulation_minimal.m
+++ b/projects/A_minimal_example/imdd_simulation_minimal.m
@@ -16,6 +16,7 @@ function  [ber] = imdd_simulation_minimal(varargin)
     % TX
     M               = 4;
     fsym            = 112e9;
+    bitrate         = 224e9;
     apply_pulsef    = 1;
     fdac            = 256e9;
     fadc            = 256e9;