diff --git a/pom.xml b/pom.xml
index 79b952a..981d0d0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -19,7 +19,7 @@
         <argLine>-Djava.security.egd=file:/dev/./urandom -Xmx256m</argLine>
         <assertj.version>3.6.2</assertj.version>
         <awaitility.version>2.0.0</awaitility.version>
-        <commons-io.version>2.5</commons-io.version>
+        <commons-io.version>2.14.0</commons-io.version>
         <commons-lang.version>3.5</commons-lang.version>
         <dockerfile-maven-plugin.version>1.3.4</dockerfile-maven-plugin.version>
         <!-- Overridden to get metrics-jcache -->
@@ -49,8 +49,8 @@
         <node.version>v6.11.3</node.version>
         <problem-spring-web.version>0.21.0</problem-spring-web.version>
         <!-- These remain empty unless the corresponding profile is active -->
-        <profile.no-liquibase />
-        <profile.swagger />
+        <profile.no-liquibase/>
+        <profile.swagger/>
         <prometheus-simpleclient.version>0.0.20</prometheus-simpleclient.version>
         <!-- Sonar properties -->
         <project.testresult.directory>${project.build.directory}/test-results</project.testresult.directory>
@@ -519,11 +519,11 @@
                 <configuration>
                     <changeLogFile>src/main/resources/config/liquibase/master.xml</changeLogFile>
                     <diffChangeLogFile>src/main/resources/config/liquibase/changelog/${maven.build.timestamp}_changelog.xml</diffChangeLogFile>
-                    <driver></driver>
-                    <url></url>
-                    <defaultSchemaName></defaultSchemaName>
+                    <driver/>
+                    <url/>
+                    <defaultSchemaName/>
                     <username>universitymailing</username>
-                    <password></password>
+                    <password/>
                     <referenceUrl>hibernate:spring:com.university.mailing.domain?dialect=&amp;hibernate.physical_naming_strategy=org.springframework.boot.orm.jpa.hibernate.SpringPhysicalNamingStrategy&amp;hibernate.implicit_naming_strategy=org.springframework.boot.orm.jpa.hibernate.SpringImplicitNamingStrategy</referenceUrl>
                     <verbose>true</verbose>
                     <logging>debug</logging>