diff --git a/pom.xml b/pom.xml
index ca9e95fa7..e4916e842 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,17 +6,18 @@
     <groupId>org.springframework.boot</groupId>
     <artifactId>spring-boot-starter-parent</artifactId>
     <version>3.4.0</version>
-    <relativePath></relativePath>
+    <relativePath />
   </parent>
 
   <scm>
       <connection>scm:git:git://github.com/Piasecki-grid/maven-project</connection>
     <developerConnection>scm:git:ssh://git@github.com:Piasecki-grid/maven-project</developerConnection>
     <url>https://github.com/Piasecki-grid/maven-project</url>
+    <tag>spring-petclinic-4</tag>
   </scm>
   <groupId>org.springframework.samples</groupId>
   <artifactId>spring-petclinic</artifactId>
-  <version>3.4.0-SNAPSHOT</version>
+  <version>4</version>
 
   <name>petclinic</name>
 
@@ -28,7 +29,7 @@
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     <!-- Important for reproducible builds. Update using e.g. ./mvnw versions:set
         -DnewVersion=... -->
-    <project.build.outputTimestamp>2024-11-28T14:37:52Z</project.build.outputTimestamp>
+    <project.build.outputTimestamp>2025-01-04T17:00:46Z</project.build.outputTimestamp>
 
     <!-- Web dependencies -->
     <webjars-locator.version>1.0.1</webjars-locator.version>
@@ -419,7 +420,7 @@
                         </goals>
                       </pluginExecutionFilter>
                       <action>
-                        <ignore></ignore>
+                        <ignore />
                       </action>
                     </pluginExecution>
                     <pluginExecution>
@@ -432,7 +433,7 @@
                         </goals>
                       </pluginExecutionFilter>
                       <action>
-                        <ignore></ignore>
+                        <ignore />
                       </action>
                     </pluginExecution>
                     <pluginExecution>
@@ -445,7 +446,7 @@
                         </goals>
                       </pluginExecutionFilter>
                       <action>
-                        <ignore></ignore>
+                        <ignore />
                       </action>
                     </pluginExecution>
                   </pluginExecutions>