diff --git a/include/rarexsec/plot/DetectorDisplay.h b/include/rarexsec/plot/DetectorDisplay.h
index 0c8fdda..e74ba29 100644
--- a/include/rarexsec/plot/DetectorDisplay.h
+++ b/include/rarexsec/plot/DetectorDisplay.h
@@ -1,6 +1,7 @@
 #ifndef DETECTORDISPLAY_H
 #define DETECTORDISPLAY_H
 
+#include <algorithm>
 #include <cmath>
 #include <memory>
 #include <string>
@@ -24,7 +25,6 @@ class DetectorDisplay : public IEventDisplay {
 protected:
   void draw(TCanvas &canvas) override {
     const int bin_offset = 1;
-    const float threshold = 4;
     const float min_val = 1;
     const float max_val = 1000;
 
@@ -36,7 +36,7 @@ class DetectorDisplay : public IEventDisplay {
       for (int c = 0; c < dim; ++c) {
         float v = data_[r * dim + c];
         hist_->SetBinContent(c + bin_offset, r + bin_offset,
-                             v > threshold ? v : min_val);
+                             std::max(v, min_val));
       }
     }