diff --git a/mercurial/cext/revlog.c b/mercurial/cext/revlog.c
--- a/mercurial/cext/revlog.c
+++ b/mercurial/cext/revlog.c
@@ -16,9 +16,9 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "compat.h"
 #include "bitmanipulation.h"
 #include "charencode.h"
+#include "compat.h"
 #include "revlog.h"
 #include "util.h"