diff --git a/thread/javathread/responsiveness/ViaTasks/PiEstimatorFX/pom.xml b/thread/javathread/responsiveness/ViaTasks/PiEstimatorFX/pom.xml
index b1f5821..cb5dba9 100644
--- a/thread/javathread/responsiveness/ViaTasks/PiEstimatorFX/pom.xml
+++ b/thread/javathread/responsiveness/ViaTasks/PiEstimatorFX/pom.xml
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
-            <version>2.23.1</version>
+            <version>2.25.3</version>
         </dependency>
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>