[DOXIATOOLS-66] make build Reproducible
diff --git a/pom.xml b/pom.xml
index 80defac..305fb1c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,7 +25,7 @@
   <parent>
     <groupId>org.apache.maven.doxia</groupId>
     <artifactId>doxia-tools</artifactId>
-    <version>33</version>
+    <version>34</version>
   </parent>
 
   <artifactId>doxia-book-maven-plugin</artifactId>
@@ -59,6 +59,7 @@
     <doxiaVersion>1.3</doxiaVersion>
     <javaVersion>7</javaVersion>
     <mavenVersion>2.2.1</mavenVersion>
+    <project.build.outputTimestamp>2020-04-07T21:04:00Z</project.build.outputTimestamp>
   </properties>
 
   <dependencies>