diff --git a/raft/pom.xml b/raft/pom.xml
index d9eaa95..16501b7 100644
--- a/raft/pom.xml
+++ b/raft/pom.xml
@@ -36,7 +36,7 @@
         <dependency>
             <groupId>org.nanohttpd</groupId>
             <artifactId>nanohttpd</artifactId>
-            <version>2.2.0</version>
+            <version>2.3.1</version>
             <scope>test</scope>
         </dependency>