diff --git a/upstream b/upstream
index bc86898..4855519 160000
--- a/upstream
+++ b/upstream
@@ -1 +1 @@
-Subproject commit bc86898ed9780702358715342dea81637c13e11c
+Subproject commit 48555196ef92f54d0a331a01dac9db0a6aabc8b4