diff --git a/phis2-ws/pom.xml b/phis2-ws/pom.xml
index 3ed648201..95f866cb7 100644
--- a/phis2-ws/pom.xml
+++ b/phis2-ws/pom.xml
@@ -69,7 +69,7 @@
         <dependency>
             <groupId>org.eclipse.rdf4j</groupId>
             <artifactId>rdf4j-runtime</artifactId>
-            <version>2.2</version>
+            <version>2.4.0</version>
         </dependency>
         <dependency>
             <groupId>org.eclipse.rdf4j</groupId>