diff --git a/pom.xml b/pom.xml
index afd0a70..4c7badb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -15,6 +15,8 @@
     <description>LionWebsite</description>
     <properties>
         <java.version>21</java.version>
+        <tomcat.version>11.0.27</tomcat.version>
+        <jackson-bom.version>3.1.7</jackson-bom.version>
     </properties>
     <dependencies>
         <dependency>