diff --git a/app.py b/app.py
index b751440..50d3f8b 100644
--- a/app.py
+++ b/app.py
@@ -45,5 +45,6 @@ def api_highlight():
 
 
 if __name__ == '__main__':
-    port = int(os.environ.get("PORT", 5000))
-    app.run(host='0.0.0.0', port=port)
+    port = int(os.environ.get('PORT', 5000))
+    use_debug = os.environ.get('FLASK_ENV', 'development') != 'production'
+    app.run(host='0.0.0.0', port=port, debug=use_debug)