diff --git a/src/libslic3r/PresetBundle.cpp b/src/libslic3r/PresetBundle.cpp
index f98abcc19f..39d1f11c00 100644
--- a/src/libslic3r/PresetBundle.cpp
+++ b/src/libslic3r/PresetBundle.cpp
@@ -4,6 +4,7 @@
 #include "libslic3r.h"
 #include "Utils.hpp"
 #include "Model.hpp"
+#include "format.hpp"
 
 #include <algorithm>
 #include <set>
diff --git a/src/slic3r/GUI/AboutDialog.cpp b/src/slic3r/GUI/AboutDialog.cpp
index e320dedfd8..5152260f54 100644
--- a/src/slic3r/GUI/AboutDialog.cpp
+++ b/src/slic3r/GUI/AboutDialog.cpp
@@ -7,6 +7,8 @@
 #include "MainFrame.hpp"
 #include "format.hpp"
 
+#include <wx/clipbrd.h>
+
 namespace Slic3r { 
 namespace GUI {