diff --git a/pom.xml b/pom.xml
index cfe2ab74c..0e478e409 100644
--- a/pom.xml
+++ b/pom.xml
@@ -19,7 +19,7 @@
 
     <!-- dependencies -->
     <commons.rdf.version>0.5.0</commons.rdf.version>
-    <rdf4j.version>4.3.8</rdf4j.version>
+    <rdf4j.version>4.3.9</rdf4j.version>
     <jena.version>4.10.0</jena.version>
     <inrupt.commons.rdf4j.version>0.6.0</inrupt.commons.rdf4j.version>