diff --git a/src/expression_pedal.cpp b/src/expression_pedal.cpp
index 35e5b08..a45516c 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(1180)
+    , cal_max(1100)
 {
 }