diff --git a/README.md b/README.md
index b41d241..5291b48 100644
--- a/README.md
+++ b/README.md
@@ -37,18 +37,4 @@ Running NextAction
 
 NextAction will read your environment to retrieve your Todoist API key, so to run on a Linux/Mac OSX you can use the following commandline
 
-    TODOIST_API_KEY="XYZ" python nextaction.py
-
-Heroku Support
---------------
-
-[![Deploy](https://www.herokucdn.com/deploy/button.png)](https://heroku.com/deploy)
-
-This package is ready to be pushed to a Heroku instance with minimal configuration values:
-
-* ```TODOIST_API_KEY``` - Your Todoist API Key
-* ```TODOIST_NEXT_ACTION_LABEL``` - The label to use in Todoist for next actions (defaults to next_action)
-* ```TODOIST_SYNC_DELAY``` - The number of seconds to wait between syncs. (defaults to 5)
-* ```TODOIST_INBOX_HANDLING``` - What method to use for the Inbox, sequence or parallel (defaults to parallel)
-* ```TODODIST_PARALLEL_SUFFIX``` - What sequence of characters to use to identify parallel processed projects (defaults to =)
-* ```TODODIST_SERIAL_SUFFIX``` - What sequence of characters to use to identify serial processed projects (defaults to -)
\ No newline at end of file
+    python nextaction.py -a <API Key>
diff --git a/app.json b/app.json
deleted file mode 100644
index b96f697..0000000
--- a/app.json
+++ /dev/null
@@ -1,37 +0,0 @@
-{
-    "name": "NextAction",
-    "description": "Todoist API application to provide a auto-populated next action label",
-    "repository": "https://github.com/nikdoof/NextAction",
-    "keywords": ["python"],
-    "env": {
-        "TODOIST_API_KEY": {
-            "description": "Your Todoist API Key",
-            "required": true
-        },
-        "TODOIST_NEXT_ACTION_LABEL": {
-            "description": "The Todoist label to use for next actions.",
-            "value": "next_action",
-            "required": false
-        },
-        "TODOIST_SYNC_DELAY": {
-            "description": "The number of seconds to wait between syncs.",
-            "value": "5",
-            "required": false
-        },
-        "TODOIST_INBOX_HANDLING": {
-            "description": "What method to use for the Inbox, sequence or parallel",
-            "value": "parallel",
-            "required": false
-        },
-        "TODODIST_PARALLEL_SUFFIX": {
-            "description": "What sequence of characters to use to identify parallel processed projects",
-            "value": "=",
-            "required": false
-        },
-        "TODODIST_SERIAL_SUFFIX": {
-            "description": "What sequence of characters to use to identify serial processed projects",
-            "value": "-",
-            "required": false
-        }
-    }
-}
\ No newline at end of file
diff --git a/nextaction.py b/nextaction.py
index f683d10..a1199bf 100755
--- a/nextaction.py
+++ b/nextaction.py
@@ -2,7 +2,6 @@
 
 import time
 import logging
-import os
 import sys
 import argparse
 from datetime import datetime
@@ -34,24 +33,20 @@ def get_subitems(items, parent_item=None):
 def main():
 
     parser = argparse.ArgumentParser()
-    parser.add_argument('-a', '--api_key', help='Todoist API Key',
-                        default=os.environ.get('TODOIST_API_KEY', None))
-    parser.add_argument('-l', '--label', help='The next action label to use',
-                        default=os.environ.get('TODOIST_NEXT_ACTION_LABEL', 'next_action'))
-    parser.add_argument('-d', '--delay', help='Specify the delay in seconds between syncs',
-                        default=int(os.environ.get('TODOIST_SYNC_DELAY', '5')), type=int)
+    parser.add_argument('-a', '--api_key', help='Todoist API Key')
+    parser.add_argument('-l', '--label', help='The next action label to use', default='next_action')
+    parser.add_argument('-d', '--delay', help='Specify the delay in seconds between syncs', default=5, type=int)
     parser.add_argument('--debug', help='Enable debugging', action='store_true')
     parser.add_argument('--inbox', help='The method the Inbox project should be processed',
-                        default=os.environ.get('TODOIST_INBOX_HANDLING', 'parallel'),
-                        choices=['parallel', 'serial'])
-    parser.add_argument('--parallel_suffix', default=os.environ.get('TODOIST_PARALLEL_SUFFIX', '='))
-    parser.add_argument('--serial_suffix', default=os.environ.get('TODOIST_SERIAL_SUFFIX', '-'))
+                        default='parallel', choices=['parallel', 'serial'])
+    parser.add_argument('--parallel_suffix', default='=')
+    parser.add_argument('--serial_suffix', default='-')
     parser.add_argument('--hide_future', help='Hide future dated next actions until the specified number of days',
-                        default=int(os.environ.get('TODOIST_HIDE_FUTURE', '7')), type=int)
+                        default=7, type=int)
     args = parser.parse_args()
 
     # Set debug
-    if args.debug or os.environ.get('TODOIST_DEBUG', None):
+    if args.debug:
         log_level = logging.DEBUG
     else:
         log_level = logging.INFO