diff --git a/proxy/server/pom.xml b/proxy/server/pom.xml
index 8a6c68b..beb4695 100644
--- a/proxy/server/pom.xml
+++ b/proxy/server/pom.xml
@@ -17,7 +17,7 @@
 		<dependency>
 			<groupId>org.apache.mina</groupId>
 			<artifactId>mina-core</artifactId>
-			<version>2.0.0-M5</version>
+			<version>2.1.5</version>
 		</dependency>