diff --git a/3party/protobuf/protobuf b/3party/protobuf/protobuf
deleted file mode 160000
index bda4bb9..0000000
--- a/3party/protobuf/protobuf
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit bda4bb90688a36e1311d798030894dcd5f6105ef