diff --git a/common/rfb/Region.cxx b/common/rfb/Region.cxx
index 7965a6c..995f8c5 100644
--- a/common/rfb/Region.cxx
+++ b/common/rfb/Region.cxx
@@ -24,11 +24,15 @@
 //
 
 #include <rfb/Region.h>
-#include <Xregion/Xregion.h>
-#include <Xregion/region.h>
 #include <assert.h>
 #include <stdio.h>
 
+extern "C" {
+#include <Xregion/Xlibint.h>
+#include <Xregion/Xutil.h>
+#include <Xregion/Xregion.h>
+}
+
 // A _RectRegion must never be passed as a return parameter to the Xlib region
 // operations.  This is because for efficiency its "rects" member has not been
 // allocated with Xmalloc.  It is however safe to pass it as an input