diff --git a/modules/SignalR b/modules/SignalR
index 06475270ec..1a21fd49b1 160000
--- a/modules/SignalR
+++ b/modules/SignalR
@@ -1 +1 @@
-Subproject commit 06475270ec845b5be95c46857d33599e41585e86
+Subproject commit 1a21fd49b1eab2b0272b8adddec8d62ad935a622