diff --git a/resources/assets/scripts/app/filters/nl2br.coffee b/resources/assets/scripts/app/filters/nl2br.coffee
index 01d585b4..c4ff8a1b 100644
--- a/resources/assets/scripts/app/filters/nl2br.coffee
+++ b/resources/assets/scripts/app/filters/nl2br.coffee
@@ -1,3 +1,5 @@
+# Based on https://gist.github.com/kensnyder/49136af39457445e5982
+
 angular.module('ponyfm').filter 'nl2br', [
   '$sanitize'
   ($sanitize) ->