diff --git a/Jenkinsfile b/Jenkinsfile
index 83381a5..e4b0b04 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -55,7 +55,7 @@ pipeline {
                        \$postURL \
                       -H 'accept: application/json' \
                       -H 'Content-Type: multipart/form-data' \
-                      -F 'attachment=@\$fullfilename'
+                      -F "attachment=@\$fullfilename"
 
                     releaseid=null
                     filename=null