diff --git a/pdf-swing/src/main/java9/module-info.java b/pdf-swing/src/main/java9/module-info.java
index e82fd283c..57a202225 100644
--- a/pdf-swing/src/main/java9/module-info.java
+++ b/pdf-swing/src/main/java9/module-info.java
@@ -1,6 +1,6 @@
 module com.github.librepdf.pdfSwing {
     requires com.github.librepdf.openpdf;
-    requires dom4j;
+    requires org.dom4j;
     requires pdf.renderer;
 
     exports com.lowagie.rups;
diff --git a/pom.xml b/pom.xml
index d657a9494..665aa9ca7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -78,7 +78,7 @@
         <!-- dependencies -->
         <bouncycastle.version>1.73</bouncycastle.version>
         <commons-io.version>2.11.0</commons-io.version>
-        <dom4j.version>2.1.3</dom4j.version>
+        <dom4j.version>2.1.4</dom4j.version>
         <fop.version>2.8</fop.version>
         <!-- jakarta.servlet-api.version is only used in Tests.
         It may not go beyond 5.0.0 while we still support Java 8. -->