diff --git a/upstream b/upstream
index fc74b9f..55bd54e 160000
--- a/upstream
+++ b/upstream
@@ -1 +1 @@
-Subproject commit fc74b9fb34900dfbeccf5e702d98af66d3e1debf
+Subproject commit 55bd54e5264d92beb4f70a5b2ad023af3719e18d