diff --git a/serde b/serde
index 26cd77b..521b594 160000
--- a/serde
+++ b/serde
@@ -1 +1 @@
-Subproject commit 26cd77b97c25d0fabfdde32667db452b49bb68ef
+Subproject commit 521b5944a137057d82b08c216433a837617e7676