diff --git a/README.md b/README.md
index 90430929a..ac6817aef 100644
--- a/README.md
+++ b/README.md
@@ -90,3 +90,6 @@ $ bin/packer
 You can run tests by typing `make test`.
 
 This will run tests for Packer core along with all the core builders and commands and such that come with Packer.
+
+If you make any changes to the code, run `make format` in order to automatically
+format the code according to Go standards.