diff --git a/modules/openapi-generator/src/main/resources/java-undertow-server/pom.mustache b/modules/openapi-generator/src/main/resources/java-undertow-server/pom.mustache
index 2f2a80196a2..64892073c74 100644
--- a/modules/openapi-generator/src/main/resources/java-undertow-server/pom.mustache
+++ b/modules/openapi-generator/src/main/resources/java-undertow-server/pom.mustache
@@ -29,7 +29,7 @@
         <version.logback>1.2.0</version.logback>
         <version.junit>4.13.2</version.junit>
         <version.mockito>2.1.0-beta.124</version.mockito>
-        <version.undertow>2.1.6.Final</version.undertow>
+        <version.undertow>2.2.15.Final</version.undertow>
         <version.jsonpath>2.2.0</version.jsonpath>
         <version.httpclient>4.5.13</version.httpclient>
         <version.httpasyncclient>4.1.2</version.httpasyncclient>
diff --git a/samples/server/petstore/java-undertow/dependency-reduced-pom.xml b/samples/server/petstore/java-undertow/dependency-reduced-pom.xml
index bbb666bc1d4..965a949ce6f 100644
--- a/samples/server/petstore/java-undertow/dependency-reduced-pom.xml
+++ b/samples/server/petstore/java-undertow/dependency-reduced-pom.xml
@@ -135,7 +135,7 @@
     <version.framework>0.1.1</version.framework>
     <version.jackson>2.10.5</version.jackson>
     <version.httpasyncclient>4.1.2</version.httpasyncclient>
-    <version.undertow>2.1.6.Final</version.undertow>
+    <version.undertow>2.2.15.Final</version.undertow>
     <version.slf4j>1.7.21</version.slf4j>
     <version.jackson.databind>2.10.5.1</version.jackson.databind>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
@@ -143,3 +143,4 @@
     <version.commons.codec>1.10</version.commons.codec>
   </properties>
 </project>
+
diff --git a/samples/server/petstore/java-undertow/pom.xml b/samples/server/petstore/java-undertow/pom.xml
index 211e5ae3c38..1e6aa9e406a 100644
--- a/samples/server/petstore/java-undertow/pom.xml
+++ b/samples/server/petstore/java-undertow/pom.xml
@@ -29,7 +29,7 @@
         <version.logback>1.2.0</version.logback>
         <version.junit>4.13.2</version.junit>
         <version.mockito>2.1.0-beta.124</version.mockito>
-        <version.undertow>2.1.6.Final</version.undertow>
+        <version.undertow>2.2.15.Final</version.undertow>
         <version.jsonpath>2.2.0</version.jsonpath>
         <version.httpclient>4.5.13</version.httpclient>
         <version.httpasyncclient>4.1.2</version.httpasyncclient>