diff --git a/brlib b/brlib
index 8ff163d..7bedfdd 160000
--- a/brlib
+++ b/brlib
@@ -1 +1 @@
-Subproject commit 8ff163dcf569105bbdec28860eff100280e32898
+Subproject commit 7bedfddfba09e9f93615fee2623d44a9d0e1a605
diff --git a/src/position.c b/src/position.c
index f95bda3..08cb05c 100644
--- a/src/position.c
+++ b/src/position.c
@@ -352,11 +352,12 @@ bool pos_ok(const pos_t *pos, const bool strict)
 
     /* force BUG_ON and WARN_ON */
 #   pragma push_macro("BUG_ON")
+#   pragma push_macro("WARN_ON")
 #   undef BUG_ON
 #   define BUG_ON
-#   pragma push_macro("WARN_ON")
 #   undef WARN_ON
 #   define WARN_ON
+#   include <bug.h>
 
     /* pawns on 1st ot 8th rank */
     error += warn_on((pos->bb[WHITE][PAWN] | pos->bb[BLACK][PAWN]) &