diff --git a/third_party/protobuf b/third_party/protobuf
index 593e917c176..a6189acd18b 160000
--- a/third_party/protobuf
+++ b/third_party/protobuf
@@ -1 +1 @@
-Subproject commit 593e917c176b5bc5aafa57bf9f6030d749d91cd5
+Subproject commit a6189acd18b00611c1dc7042299ad75486f08a1a