diff --git a/examples/powertools-examples-idempotency/pom.xml b/examples/powertools-examples-idempotency/pom.xml
index 7d8c27a8f..942527c3f 100644
--- a/examples/powertools-examples-idempotency/pom.xml
+++ b/examples/powertools-examples-idempotency/pom.xml
@@ -23,7 +23,7 @@
     <name>Powertools for AWS Lambda (Java) library Examples - Idempotency</name>
 
     <properties>
-        <log4j.version>2.24.3</log4j.version>
+        <log4j.version>2.25.3</log4j.version>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
         <aws.sdk.v1.version>1.12.781</aws.sdk.v1.version>
@@ -153,8 +153,7 @@
                         <configuration>
                             <createDependencyReducedPom>false</createDependencyReducedPom>
                             <transformers>
-                                <transformer
-                                        implementation="org.apache.logging.log4j.maven.plugins.shade.transformer.Log4j2PluginCacheFileTransformer"/>
+                                <transformer implementation="org.apache.logging.log4j.maven.plugins.shade.transformer.Log4j2PluginCacheFileTransformer"/>
                             </transformers>
                         </configuration>
                     </execution>