diff --git a/pom.xml b/pom.xml
index a6c550fcc..2631c6fc5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -8,7 +8,7 @@
   <parent>
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
-    <version>3.0.4</version>
+    <version>3.0.6</version>
   </parent>
   <name>petclinic</name>
 
@@ -18,6 +18,8 @@
     <java.version>17</java.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+    <!-- Important for reproducible builds. Update using e.g. ./mvnw versions:set -DnewVersion=... -->
+    <project.build.outputTimestamp>2023-05-10T07:42:50Z</project.build.outputTimestamp>
 
     <!-- Web dependencies -->
     <webjars-bootstrap.version>5.2.3</webjars-bootstrap.version>