diff --git a/src/slic3r/GUI/Jobs/EmbossJob.hpp b/src/slic3r/GUI/Jobs/EmbossJob.hpp
index 12e326751..f217b419a 100644
--- a/src/slic3r/GUI/Jobs/EmbossJob.hpp
+++ b/src/slic3r/GUI/Jobs/EmbossJob.hpp
@@ -2,6 +2,8 @@
 #define slic3r_EmbossJob_hpp_
 
 #include <memory>
+#include <thread>
+#include <mutex>
 #include "Job.hpp"
 
 #include "libslic3r/Emboss.hpp"