diff --git a/swift b/swift
index e9cf2a31aa..3478803a95 160000
--- a/swift
+++ b/swift
@@ -1 +1 @@
-Subproject commit e9cf2a31aad877e14df428d360a67e00be4019d0
+Subproject commit 3478803a95dd139223dcb943370b570832ceeb8c