diff --git a/java/plugin.jelly b/java/plugin.jelly
index b8b4e6b4..799303cc 100644
--- a/java/plugin.jelly
+++ b/java/plugin.jelly
@@ -234,9 +234,15 @@
     <property name="maven.jar.to.deploy" value="${maven.final.name}.jar"/>
     
     <j:set var="sl" value="/"/>
-    
+    <util:replace var="jarToDeploy" oldChar="\" newChar="/">${maven.build.dir}/${maven.jar.to.deploy}</util:replace>
+    <util:replace var="forwardSlashBaseDir" oldChar="\" newChar="/" value="${basedir}"/>
+    <j:if test="${!forwardSlashBaseDir.endsWith('/')}">
+      <j:set var="base" value="${forwardSlashBaseDir}/" />
+    </j:if>
+    <j:set var="relativePath">${jarToDeploy.substring(base.length())}</j:set>
+
     <deploy:artifact
-      artifact="${maven.build.dir}/${maven.jar.to.deploy}"
+      artifact="${relativePath}"
       type="jars"
       assureDirectoryCommand="mkdir -p"
       siteCommand="cd @deployDirectory@; chmod g+w ${maven.jar.to.deploy}"