diff --git a/pom.xml b/pom.xml
index d49d297..6278b26 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
     <maven.compiler.source>21</maven.compiler.source>
     <maven.compiler.target>21</maven.compiler.target>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <rdf4j.version>5.1.4</rdf4j.version>
+    <rdf4j.version>5.3.0</rdf4j.version>
   </properties>
 
   <dependencies>
@@ -33,7 +33,7 @@
     <dependency>
       <groupId>jakarta.xml.bind</groupId>
       <artifactId>jakarta.xml.bind-api</artifactId>
-      <version>4.0.2</version>
+      <version>4.0.5</version>
     </dependency>
     <dependency>
       <groupId>junit</groupId>
@@ -101,7 +101,7 @@
     <dependency>
       <groupId>com.google.code.externalsortinginjava</groupId>
       <artifactId>externalsortinginjava</artifactId>
-      <version>0.6.2</version>
+      <version>0.6.6</version>
     </dependency>
   </dependencies>