diff --git a/wrap/ply/plystuff.h b/wrap/ply/plystuff.h
index 54a056f5..e799d29a 100644
--- a/wrap/ply/plystuff.h
+++ b/wrap/ply/plystuff.h
@@ -56,12 +56,14 @@ Cleaning of the automatic bbox caching support for ply files. First working vers
 
 #include <sys/types.h>
 #include <sys/stat.h>
-#include <unistd.h> 
 #include <fcntl.h> 
 #ifdef WIN32
 #include <io.h>
+#else
+#include <unistd.h> 
 #endif
 
+
 #include <vcg/space/box3.h>
 #include <wrap/ply/plylib.h>
 using namespace vcg;