diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 1c61d24c..46b09d0d 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -8,4 +8,5 @@ This is a `create-react-app` project, you can find it's readme in [BUILDING.md](
 ## Coding Style Guide
 **Note:** Some of the bellow are new, refactor the code to match the style guide where you see inconsistency.
 - Don't use relative imports.
-- We are using MUI v5, the all stylings must be applied with the new system. 
\ No newline at end of file
+- We are using MUI v5, the all stylings must be applied with the new system. 
+- Never use the `style` prop, there's always a cleaner solution with `sx` or `styled`.