diff --git a/frameworks/Java/undertow-jersey/pom.xml b/frameworks/Java/undertow-jersey/pom.xml
index 84bdc08753d..304d384f7a4 100644
--- a/frameworks/Java/undertow-jersey/pom.xml
+++ b/frameworks/Java/undertow-jersey/pom.xml
@@ -174,7 +174,7 @@
     <dependency>
       <groupId>io.undertow</groupId>
       <artifactId>undertow-core</artifactId>
-      <version>2.3.20.Final</version>
+      <version>2.3.21.Final</version>
     </dependency>
 
     <dependency>