diff --git a/pom.xml b/pom.xml
index 979a97eb..7d93d484 100644
--- a/pom.xml
+++ b/pom.xml
@@ -83,7 +83,7 @@
         <version.com.google.protobuf>4.31.1</version.com.google.protobuf>
         <version.io.grpc>1.73.0</version.io.grpc>
 
-        <version.io.undertow>2.3.20.Final</version.io.undertow>
+        <version.io.undertow>2.3.21.Final</version.io.undertow>
 
         <version.org.jboss.logging.jboss-logging>3.6.1.Final</version.org.jboss.logging.jboss-logging>
         <version.org.jboss.logging.jboss-logging-tools>3.0.4.Final</version.org.jboss.logging.jboss-logging-tools>