diff --git a/upstream b/upstream
index a768d0a..99506c1 160000
--- a/upstream
+++ b/upstream
@@ -1 +1 @@
-Subproject commit a768d0a95b52bc22cc0b6c3d180980fc354770e3
+Subproject commit 99506c1755405301da187b4d7ee75a4a1c2ad0e1