diff --git a/README.md b/README.md
index bde5084..98f48e0 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,6 @@
-# protobuf_option_test
+						# protobuf_option_test
 
-protobuf option使用示例代码
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+protobuf option使用示例代码
+					
+编译器： VS2019
+protobuf: 3.20
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