diff --git a/pom.xml b/pom.xml
index 9fb06c71..1369f501 100644
--- a/pom.xml
+++ b/pom.xml
@@ -99,7 +99,7 @@
     <dependency>
       <groupId>org.msgpack</groupId>
       <artifactId>msgpack-core</artifactId>
-      <version>0.8.16</version>
+      <version>0.9.9</version>
       <scope>test</scope>
     </dependency>