diff --git a/bin/utils/flow.js b/bin/utils/flow.js
index 44a08f3..0c022b2 100755
--- a/bin/utils/flow.js
+++ b/bin/utils/flow.js
@@ -8,7 +8,7 @@ const helper = require('./helper.js');
 const kleur = require('kleur');
 const axios = require('axios');
 const octokit = new Octokit({
-    auth: process.env.GITHUB_ACCESS_TOKEN || process.env.YABA_GITHUB_ACCESS_TOKEN
+    auth: process.env.YABA_GITHUB_ACCESS_TOKEN
 });
 
 module.exports = {
@@ -214,7 +214,7 @@ module.exports = {
 
             spinner.start('Sending release information to Slack channel...');
 
-            const slackHookUrls = process.env.SLACK_HOOK_URL || process.env.YABA_SLACK_HOOK_URL;
+            const slackHookUrls = process.env.YABA_SLACK_HOOK_URL;
             if (!slackHookUrls) {
                 spinner.fail("Release not announced on Slack: configuration not found!");
                 return;
@@ -225,8 +225,6 @@ module.exports = {
             for (const channelUrl of slackHookUrlList) {
                 await postToSlack(channelUrl, message);
             }
-
-            spinner.succeed('Changelog published to Slack.');
         }
     }
 }
@@ -241,8 +239,12 @@ module.exports = {
 async function postToSlack(channelUrl, message) {
     await axios
         .post(channelUrl, message)
+        .then(function (response) {
+            spinner.succeed('Changelog published to Slack.');
+        })
         .catch(error => {
-            spinner.fail(`Something went wrong while sending to Slack channel: ${error}`)
+            spinner.fail(`Something went wrong while sending to Slack channel: ${error}`);
+            process.exit();
         });
 }
 
diff --git a/bin/utils/helper.js b/bin/utils/helper.js
index 903289f..d7c1839 100755
--- a/bin/utils/helper.js
+++ b/bin/utils/helper.js
@@ -107,7 +107,7 @@ module.exports = {
      * @returns {string}
      */
     retrieveOwner: function (owner, username) {
-        return (owner || (process.env.GITHUB_REPO_OWNER || process.env.YABA_GITHUB_REPO_OWNER) || username);
+        return (owner || process.env.YABA_GITHUB_REPO_OWNER || username);
     },
 
     /**
@@ -140,7 +140,7 @@ module.exports = {
      * @returns {boolean}
      */
     requiredEnvVariablesExist: function () {
-        if (process.env.GITHUB_ACCESS_TOKEN || process.env.YABA_GITHUB_ACCESS_TOKEN) {
+        if (process.env.YABA_GITHUB_ACCESS_TOKEN) {
             return true;
         }
         return false;
diff --git a/package.json b/package.json
index f195806..0c2d1fb 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "yaba-release-cli",
-  "version": "1.5.3",
+  "version": "1.6.0",
   "description": "Yaba is a simple CLI tool that helps you manage releases of your Github projects.",
   "main": "bin/index.js",
   "scripts": {