diff --git a/app.json b/app.json
index b9584fe..bf59617 100644
--- a/app.json
+++ b/app.json
@@ -32,6 +32,10 @@
     "PYTHON": {
       "description": "Path to python binary",
       "value": "/app/.heroku/python/bin/python"
+    },
+    "STREAM": {
+      "description": "Enable stream mode",
+      "value": "false"
     }
   },
   "website": "https://alltubedownload.net/"
diff --git a/classes/Config.php b/classes/Config.php
index 0a06d55..40c0de5 100644
--- a/classes/Config.php
+++ b/classes/Config.php
@@ -144,7 +144,7 @@ class Config
      */
     private function getEnv()
     {
-        foreach (['CONVERT', 'PYTHON', 'AUDIO_BITRATE'] as $var) {
+        foreach (['CONVERT', 'PYTHON', 'AUDIO_BITRATE', 'STREAM'] as $var) {
             $env = getenv($var);
             if ($env) {
                 $prop = lcfirst(str_replace('_', '', ucwords(strtolower($var), '_')));