diff --git a/parent/pom.xml b/parent/pom.xml
index d9487988c..c206784b9 100644
--- a/parent/pom.xml
+++ b/parent/pom.xml
@@ -1,4 +1,4 @@
-<?xml version='1.0' encoding='UTF-8' ?>
+<?xml version='1.0' encoding='UTF-8'?>
 <!--
   Licensed to the Apache Software Foundation (ASF) under one
   or more contributor license agreements. See the NOTICE file
@@ -88,12 +88,12 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.3.14</version>
+            <version>1.5.14</version>
         </dependency>
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-core</artifactId>
-            <version>1.3.14</version>
+            <version>1.5.19</version>
         </dependency>
         <dependency>
             <groupId>junit</groupId>