diff --git a/core/include/blue/core/iterator.h b/core/include/blue/core/iterator.h
index f294465..c1653c4 100644
--- a/core/include/blue/core/iterator.h
+++ b/core/include/blue/core/iterator.h
@@ -83,7 +83,10 @@ BLUE_API b_status b_iterator_move_next(const b_iterator *it);
 BLUE_API b_iterator_value b_iterator_get_value(b_iterator *it);
 BLUE_API const b_iterator_value b_iterator_get_cvalue(const b_iterator *it);
 BLUE_API b_status b_iterator_erase(b_iterator *it);
-BLUE_API b_status b_iterator_is_valid(const b_iterator *it);
+static inline bool b_iterator_is_valid(const b_iterator *it)
+{
+	return B_OK(b_iterator_get_status(it));
+}
 
 B_DECLS_END;