diff --git a/vendor/grt b/vendor/grt
index 771a414..08a2170 160000
--- a/vendor/grt
+++ b/vendor/grt
@@ -1 +1 @@
-Subproject commit 771a4148895705db8fdd5988b21111ef693374ca
+Subproject commit 08a2170c9d19023aabe3a2a14504383c8280e11a