diff --git a/src/slic3r/CMakeLists.txt b/src/slic3r/CMakeLists.txt
index 022bba2a8..aa6268d88 100644
--- a/src/slic3r/CMakeLists.txt
+++ b/src/slic3r/CMakeLists.txt
@@ -193,7 +193,6 @@ set(SLIC3R_GUI_SOURCES
     GUI/Mouse3DController.hpp
     GUI/DoubleSlider.cpp
     GUI/DoubleSlider.hpp
-    GUI/DoubleSlider_Utils.hpp
     GUI/Notebook.cpp
     GUI/Notebook.hpp
     GUI/ObjectDataViewModel.cpp
diff --git a/src/slic3r/GUI/DoubleSlider_Utils.hpp b/src/slic3r/GUI/DoubleSlider_Utils.hpp
deleted file mode 100644
index 283d527fa..000000000
--- a/src/slic3r/GUI/DoubleSlider_Utils.hpp
+++ /dev/null
@@ -1,8 +0,0 @@
-#ifndef slic3r_GUI_DoubleSlider_Utils_hpp_
-#define slic3r_GUI_DoubleSlider_Utils_hpp_
-
-#include <stdio.h>
-#include <random>
-
-
-#endif // slic3r_GUI_DoubleSlider_Utils_hpp_