diff --git a/StanHeaders/inst/include/upstream b/StanHeaders/inst/include/upstream
index 2f8ae2892..b0192b9f0 160000
--- a/StanHeaders/inst/include/upstream
+++ b/StanHeaders/inst/include/upstream
@@ -1 +1 @@
-Subproject commit 2f8ae28920fbb28f4a13db725441dfcc8f1b7494
+Subproject commit b0192b9f09b724f56711c55142aea98692a7418c