diff --git a/src/slic3r/GUI/RulerForDoubleSlider.cpp b/src/slic3r/GUI/RulerForDoubleSlider.cpp
index 936ba89843..7ee809bc3f 100644
--- a/src/slic3r/GUI/RulerForDoubleSlider.cpp
+++ b/src/slic3r/GUI/RulerForDoubleSlider.cpp
@@ -2,6 +2,10 @@
 ///|/
 ///|/ PrusaSlicer is released under the terms of the AGPLv3 or higher
 ///|/
+
+#include <algorithm>
+#include <cmath>
+
 #include "RulerForDoubleSlider.hpp"
 #include "libslic3r/CustomGCode.hpp"
 #include "libslic3r/libslic3r.h"