diff --git a/include/wx/fontenum.h b/include/wx/fontenum.h
index 105693a202..456590ae64 100644
--- a/include/wx/fontenum.h
+++ b/include/wx/fontenum.h
@@ -17,6 +17,8 @@
     #pragma interface "fontenum.h"
 #endif
 
+#include "wx/fontenc.h"
+
 // ----------------------------------------------------------------------------
 // wxFontEnumerator enumerates all available fonts on the system or only the
 // fonts with given attributes
diff --git a/src/mgl/colour.cpp b/src/mgl/colour.cpp
index 54fee22346..c40969e083 100644
--- a/src/mgl/colour.cpp
+++ b/src/mgl/colour.cpp
@@ -21,6 +21,7 @@
 #endif
 
 #include "wx/gdicmn.h"
+#include "wx/colour.h"
 
 IMPLEMENT_DYNAMIC_CLASS(wxColour, wxObject)
 
diff --git a/src/mgl/pen.cpp b/src/mgl/pen.cpp
index dc2e476e82..863291bd9d 100644
--- a/src/mgl/pen.cpp
+++ b/src/mgl/pen.cpp
@@ -21,6 +21,7 @@
 
 #include "wx/pen.h"
 #include "wx/bitmap.h"
+#include "wx/colour.h"
 #include "wx/mgl/private.h"
 
 //-----------------------------------------------------------------------------