diff --git a/01_wallet_rpc/ltc/pom.xml b/01_wallet_rpc/ltc/pom.xml
index c8357942..4d502614 100644
--- a/01_wallet_rpc/ltc/pom.xml
+++ b/01_wallet_rpc/ltc/pom.xml
@@ -54,7 +54,7 @@
         <dependency>
             <groupId>com.github.briandilley.jsonrpc4j</groupId>
             <artifactId>jsonrpc4j</artifactId>
-            <version>1.4.6</version>
+            <version>1.6</version>
         </dependency>
         <dependency>
             <groupId>com.alibaba</groupId>