diff --git a/dicoogle/pom.xml b/dicoogle/pom.xml
index cf48ba571..103a44048 100644
--- a/dicoogle/pom.xml
+++ b/dicoogle/pom.xml
@@ -16,7 +16,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <log4j.version>2.17.2</log4j.version>
+        <log4j.version>2.20.0</log4j.version>
         <maven.build.timestamp.format>yyyyMMdd_HHmm</maven.build.timestamp.format>
         <buildNumber>${maven.build.timestamp}</buildNumber>
     </properties>