diff --git a/libraries/mogo-adas-data/src/main/proto/message_pad.proto b/libraries/mogo-adas-data/src/main/proto/message_pad.proto
index 0693615023..102057b8bb 100644
--- a/libraries/mogo-adas-data/src/main/proto/message_pad.proto
+++ b/libraries/mogo-adas-data/src/main/proto/message_pad.proto
@@ -6,7 +6,7 @@ import "geometry.proto";
 enum ProtocolVersion
 {
     Defaultver = 0;
-    CurrentVersion = 12; //每次修改proto文件增加1
+    CurrentVersion = 9; //每次修改proto文件增加1
 }
 
 enum MessageType