diff --git a/client/all/pom.xml b/client/all/pom.xml
index 3ee2a5bbb..5c3614495 100644
--- a/client/all/pom.xml
+++ b/client/all/pom.xml
@@ -53,7 +53,7 @@
         <maven.compiler.target>1.6</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <bolt.version>1.6.2</bolt.version>
-        <hessian.version>3.3.8</hessian.version>
+        <hessian.version>3.5.5</hessian.version>
         <lookout.version>1.5.2</lookout.version>
         <sofa.common.tools.version>1.0.12</sofa.common.tools.version>
         <netty.version>4.1.42.Final</netty.version>