diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 1667238b..6386c2db 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -1,6 +1,6 @@
 # Contributing to KeeWeb
 
-:+1: Thanks for taking the time to contribute!  
+:+1: Thanks for taking the time to contribute! :gift:
 
 ## Issues
 
@@ -17,7 +17,7 @@ Plugins are not supported for now. So, if you want to add a feature, please, fol
 1. make sure it's not listed in [banned features](https://github.com/antelle/keeweb/wiki/Unsupported-Features)
 2. check compatibility with [the project roadmap](TODO.md) and key features: you should not break anything
 3. if your feature is introducing a lot of new UI, or is changing any UX or design concept, please, open an issue to discuss it first
-4. please, respect existing style in code, styles, markup
+4. please, respect existing style in code, styles and markup (hint: install and enable [editorconfig](http://editorconfig.org/) in your editor)
 5. don't add any dependencies
 6. test your code: it must work in browser, Windows, OSX and Linux
 7. if your code is platform-dependent, please add corresponding switches