diff --git a/external/src/grpc b/external/src/grpc
index c269d05..0a4737c 160000
--- a/external/src/grpc
+++ b/external/src/grpc
@@ -1 +1 @@
-Subproject commit c269d05fd56429c3f4b9c50f11b7f1f590fb7525
+Subproject commit 0a4737ced1b245bc5749fd0d8c3b600872f32080