diff --git a/pom.xml b/pom.xml
index 7b3d30b..4eaae42 100644
--- a/pom.xml
+++ b/pom.xml
@@ -55,7 +55,7 @@
         <dependency>
             <groupId>org.apache.mina</groupId>
             <artifactId>mina-core</artifactId>
-            <version>2.1.3</version>
+            <version>2.1.5</version>
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpcore -->