diff --git "a/study-notes/j2ee-collection/architecture/02-\345\210\206\345\270\203\345\274\217\344\272\213\345\212\241/nacos-1.3.2-source/pom.xml" "b/study-notes/j2ee-collection/architecture/02-\345\210\206\345\270\203\345\274\217\344\272\213\345\212\241/nacos-1.3.2-source/pom.xml"
index 28670a407..788824991 100644
--- "a/study-notes/j2ee-collection/architecture/02-\345\210\206\345\270\203\345\274\217\344\272\213\345\212\241/nacos-1.3.2-source/pom.xml"
+++ "b/study-notes/j2ee-collection/architecture/02-\345\210\206\345\270\203\345\274\217\344\272\213\345\212\241/nacos-1.3.2-source/pom.xml"
@@ -158,7 +158,7 @@
         <commonOkHttp.version>0.4.1</commonOkHttp.version>
         <grpc-java.version>1.24.0</grpc-java.version>
         <proto-google-common-protos.version>1.17.0</proto-google-common-protos.version>
-        <protobuf-java.version>3.8.0</protobuf-java.version>
+        <protobuf-java.version>3.16.3</protobuf-java.version>
         <protoc-gen-grpc-java.version>1.24.0</protoc-gen-grpc-java.version>
         <hessian.version>4.0.63</hessian.version>
         <reflections.version>0.9.11</reflections.version>