diff --git a/lib/stan_math b/lib/stan_math
index 11663a2e79..86a3e83e18 160000
--- a/lib/stan_math
+++ b/lib/stan_math
@@ -1 +1 @@
-Subproject commit 11663a2e79e6dc4286ebf1399573a7048667b1c5
+Subproject commit 86a3e83e181b8663fee2e49cbd67e6e55e4201d1