--- a/src/backend/worksheet/plots/cartesian/XYFourierFilterCurve.cpp	2026-05-27 15:27:55.249341919 -0300
+++ b/src/backend/worksheet/plots/cartesian/XYFourierFilterCurve.cpp	2026-05-27 15:30:23.997082142 -0300
@@ -25,6 +25,7 @@
 }
 
 #include <QDebug> // qWarning()
+#include <QElapsedTimer>
 #include <QIcon>
 #include <QThreadPool>
 
