diff --git a/lib/stan_math b/lib/stan_math
index c001c719cb..617ae34d5f 160000
--- a/lib/stan_math
+++ b/lib/stan_math
@@ -1 +1 @@
-Subproject commit c001c719cb23d29b6c5cf17b11cab63a6a19f64a
+Subproject commit 617ae34d5f418f89716987aa450c757708e99162