diff --git a/cereal b/cereal
index 0021fa2419..68fdf28670 160000
--- a/cereal
+++ b/cereal
@@ -1 +1 @@
-Subproject commit 0021fa241994cd9d94945ba305b0f3f1c43feaae
+Subproject commit 68fdf28670b48a16a60498b4e5cc1984e7e66651