diff --git a/src/expression_pedal.cpp b/src/expression_pedal.cpp
index 69bd04c..f74d885 100644
--- a/src/expression_pedal.cpp
+++ b/src/expression_pedal.cpp
@@ -12,7 +12,7 @@ ExpressionPedal::ExpressionPedal(uint8_t adc_pin)
     , current_raw(0)
     , smoothed_raw(0)
     , cal_min(36)
-    , cal_max(1000)
+    , cal_max(950)
 {
 }