diff --git a/core/pom.xml b/core/pom.xml
index a24b822f929d09880e3f4a2778866b0763798e6d..4160f3eb9453a4ce46d9b9386b732cc40b2bca36 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -484,7 +484,7 @@ THE SOFTWARE.
     <dependency>
       <groupId>org.jvnet.winp</groupId>
       <artifactId>winp</artifactId>
-      <version>1.20</version>
+      <version>1.21</version>
     </dependency>
     <dependency>
       <groupId>org.jenkins-ci</groupId>