diff --git a/external/src/grpc b/external/src/grpc
index 627ccb8..f69c18a 160000
--- a/external/src/grpc
+++ b/external/src/grpc
@@ -1 +1 @@
-Subproject commit 627ccb881e4806d1976984ea878c09bcf26c7843
+Subproject commit f69c18a9e5f5463bf3a3595772220cb72a3854e1