diff --git a/Jenkinsfile b/Jenkinsfile
index c6da88a..91e9b8d 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -22,7 +22,7 @@ done'''
     stage('Publish') {
       steps {
         sh '''for i in **/*.nupkg; do
-    nuget push $i -s https://nuget.ellpeck.de/v3/index.json
+    nuget push $i -Source https://nuget.ellpeck.de/v3/index.json
 done'''
       }
     }