diff --git a/email_sender/email_sender.js b/email_sender/email_sender.js
index 8710812..6b2d3b8 100644
--- a/email_sender/email_sender.js
+++ b/email_sender/email_sender.js
@@ -1,5 +1,4 @@
 'use strict';
-
 var fs = require('fs');
 var optionsBrowser16 = require('../test/itg/1.6/common.webdriverio');
 var optionsBrowser17 = require('../test/itg/1.7/common.webdriverio');
@@ -9,12 +8,12 @@ var nodeMailer = require('nodemailer');
 var dateFormat = require('dateformat');
 
 // get travis env variable
+var prestaVersion = new Array();
 var senderEmail = process.env.SENDER_EMAIL;
 var senderPassword = process.env.SENDER_PASSWORD;
 var recipientEmail = process.env.RECIPIENT_EMAIL;
-
-var prestaVersion = new Array();
-prestaVersion = [1.6, 1.7];
+prestaVersion = process.env.PRESTAVERSION;
+prestaVersion = prestaVersion.split(",");
 
 var transporter = nodeMailer.createTransport({
     service: 'Gmail',
@@ -25,6 +24,7 @@ var transporter = nodeMailer.createTransport({
 });
 
 console.log('Sending Email .....');
+
 var day = dateFormat("yyyy-mm-dd h:MM:ss");
 
 if ((fs.existsSync("email_sender/test_report_" + prestaVersion[0] + ".html")) && (fs.existsSync("email_sender/test_report_" + prestaVersion[1] + ".html"))) {
@@ -82,5 +82,4 @@ if ((fs.existsSync("email_sender/test_report_" + prestaVersion[0] + ".html")) &&
         ]
     });
 }
-console.log("Email successfully sent!")
-
+console.log("Email successfully sent!")
\ No newline at end of file
diff --git a/email_sender/file_concat.js b/email_sender/file_concat.js
index 4cdb699..637297a 100644
--- a/email_sender/file_concat.js
+++ b/email_sender/file_concat.js
@@ -1,13 +1,14 @@
 var fs = require('fs');
 var i = 0;
 var version = new Array();
-version = [1.6, 1.7];
-
-var workSpace = process.env.TRAVIS_BUILD_DIR
+version =  process.env.PRESTAVERSION;
+version = version.split(",");
+var workSpace = process.env.TRAVIS_BUILD_DIR;
 
 while (i < 2) {
 
 // Verify the existence of Mocha Reporter
+
     if (fs.existsSync(workSpace + '/test/itg/' + version[i] + '/mochawesome-report')) {
         var cssFile = '';
         var jsFile = '';
@@ -28,10 +29,10 @@ while (i < 2) {
 
                 console.log("The file was saved!");
             });
-
         }
 
         // read content of Js file
+
         jsFile = fs.readFileSync(workSpace + '/test/itg/' + version[i] + '/mochawesome-report/assets/app.js').toString();
 
         // read content of CSS file
@@ -46,7 +47,4 @@ while (i < 2) {
     } else {
         i++
     }
-
-}
-
-
+}
\ No newline at end of file