diff --git a/pom.xml b/pom.xml
index 0f58203..37280eb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -113,7 +113,7 @@
         <dependency>
             <groupId>com.dyuproject.protostuff</groupId>
             <artifactId>protostuff-core</artifactId>
-            <version>1.0.8</version>
+            <version>1.1.6</version>
         </dependency>
         <dependency>
             <groupId>com.dyuproject.protostuff</groupId>