diff --git a/arena.h b/arena.h
index 3037bf6..dfff502 160000
--- a/arena.h
+++ b/arena.h
@@ -1 +1 @@
-Subproject commit 3037bf6bec96b0ebc231510d308da1daece276fd
+Subproject commit dfff5028f3f7baee4e764744a656baf553bc4b70