diff --git a/controls/model/modelParameters.m b/controls/model/modelParameters.m
index 4c5a3237a062f120cd8ea3d1a0c21218ba8a5512..f2ccc63145fb06cd10b0b2254b15a154efaa1b56 100644
--- a/controls/model/modelParameters.m
+++ b/controls/model/modelParameters.m
@@ -15,7 +15,7 @@
     Kq = 96.3422;        % Motor torque constant
     Kv = 96.3422;        % Motor back emf constant
     If = 0.511;          % Motor internal friction current
-    Pmin = 0.47;         % Minimum zybo output duty cycle command
+    Pmin = 0.40;         % Minimum zybo output duty cycle command
     Pmax = 0.80;         % Maximum zybo output duty cycle command
     Tc = 0.01;           % Camera system sampling period
     tau_c = 0;           % Camera system total latency