diff --git a/src/slic3r/Utils/PrintHost.hpp b/src/slic3r/Utils/PrintHost.hpp
index 115807e9a..53f7c43d3 100644
--- a/src/slic3r/Utils/PrintHost.hpp
+++ b/src/slic3r/Utils/PrintHost.hpp
@@ -3,6 +3,8 @@
 
 #include <memory>
 #include <string>
+#include <boost/filesystem/path.hpp>
+
 #include <wx/string.h>