diff --git a/cim-boot-server/pom.xml b/cim-boot-server/pom.xml
index f84150f..c774c0c 100644
--- a/cim-boot-server/pom.xml
+++ b/cim-boot-server/pom.xml
@@ -18,7 +18,7 @@
     <properties>
         <java.version>1.8</java.version>
         <netty.version>4.1.77.Final</netty.version>
-        <protobuf.version>3.19.2</protobuf.version>
+        <protobuf.version>3.19.6</protobuf.version>
         <mysql.jdbc.version>8.0.28</mysql.jdbc.version>
         <common.pool.version>2.8.0</common.pool.version>
         <swagger.version>3.0.0</swagger.version>