diff --git a/pom.xml b/pom.xml
index baeac49c45..caddfddaea 100644
--- a/pom.xml
+++ b/pom.xml
@@ -92,7 +92,7 @@
 		<wicket-bootstrap.version>7.0.14</wicket-bootstrap.version>
 		<fullcalendar.version>6.1.20</fullcalendar.version>
 		<spring.version>7.0.6</spring.version>
-		<tomcat.version>11.0.20</tomcat.version>
+		<tomcat.version>11.0.21</tomcat.version>
 		<jetty.version>11.0.26</jetty.version>
 		<ical4j.version>4.2.4</ical4j.version>
 		<cxf.version>4.2.0</cxf.version>