diff --git a/src/libslic3r/BeltGCodeWriter.cpp b/src/libslic3r/BeltGCodeWriter.cpp
index b2a8f5c470..e0e4fb6f46 100644
--- a/src/libslic3r/BeltGCodeWriter.cpp
+++ b/src/libslic3r/BeltGCodeWriter.cpp
@@ -1,6 +1,7 @@
 #include "BeltGCodeWriter.hpp"
 #include "FirstLayerPlane.hpp"
 #include "Geometry.hpp"
+#include <boost/log/trivial.hpp>
 
 namespace Slic3r {