diff --git a/README.md b/README.md
index b3fbdd0d..4a0a772f 100644
--- a/README.md
+++ b/README.md
@@ -117,3 +117,4 @@ If you have any issues, please create [issues][1] or contact to [Namjae Jeon](ma
 ## Contributor information
 * Please base your pull requests on the `exfat-next` branch.
 * Make sure you add 'Signed-Off' information to your commits (e.g. `git commit --signoff`).
+* Please check your code contribution using kernel dev-tool script [checkpatch](https://docs.kernel.org/dev-tools/checkpatch.html).