diff --git a/contrib/jsonlab b/contrib/jsonlab
index 31b5bdc283f54733dca6352c760cd363878886e1..d2b2421f1d70dae079238c9a6412b5e0825ee0ef 160000
--- a/contrib/jsonlab
+++ b/contrib/jsonlab
@@ -1 +1 @@
-Subproject commit 31b5bdc283f54733dca6352c760cd363878886e1
+Subproject commit d2b2421f1d70dae079238c9a6412b5e0825ee0ef