diff --git a/examples/JDBC/connectionPools/pom.xml b/examples/JDBC/connectionPools/pom.xml
index 34518900ed30f48effd47a8786233080f3e5291f..99a7892a250bd656479b0901682d6a86c2b27d14 100644
--- a/examples/JDBC/connectionPools/pom.xml
+++ b/examples/JDBC/connectionPools/pom.xml
@@ -53,7 +53,7 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
-            <version>2.14.1</version>
+            <version>2.17.1</version>
         </dependency>
         <!-- proxool -->
         <dependency>