diff --git a/src/common/xti.cpp b/src/common/xti.cpp
index aacc0dbb35..057ca0152e 100644
--- a/src/common/xti.cpp
+++ b/src/common/xti.cpp
@@ -24,6 +24,7 @@
 #ifndef WX_PRECOMP
     #include "wx/hash.h"
     #include "wx/object.h"
+    #include "wx/xti.h"
 #endif
 
 #include "wx/xml/xml.h"