diff --git a/Jenkinsfile b/Jenkinsfile
index d7ae90c..c14836e 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -5,11 +5,11 @@ pipeline {
         stage('nuget'){
             steps{
                 dotnetPack(outputDirectory: "./", project: "nugettest/")
-                bash """
+                sh """
 
                     echo "i really just want to know if the fucking \$BUILD_NUMBER works"
-                    files=( ./*.nupkg )
-                    fullfilename=\$(basename -- \${files[0]})
+                    filename=\$(ls ./*.nupkg | head -1)
+                    fullfilename=\$(basename -- \$filename)
                     noext=\${fullfilename%.*}
 
                     echo "mv fullfilename \$noext-\$BUILD_NUMBER.nupkg"