diff --git a/bitcoin-neo4j/project-back-end/pom.xml b/bitcoin-neo4j/project-back-end/pom.xml
index 4aaaadb6e..3922a3e4b 100644
--- a/bitcoin-neo4j/project-back-end/pom.xml
+++ b/bitcoin-neo4j/project-back-end/pom.xml
@@ -100,7 +100,7 @@
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>
-            <version>2.7</version>
+            <version>2.9.0</version>
             <scope>test</scope>
         </dependency>
         <!-- Test -->