diff --git a/CODE_OF_CONDUCT.md b/CODE_OF_CONDUCT.md
index 1830f7f9..f31de826 100644
--- a/CODE_OF_CONDUCT.md
+++ b/CODE_OF_CONDUCT.md
@@ -8,7 +8,7 @@ In the interest of fostering an open and welcoming environment, we as contributo
 
 Examples of behavior that contributes to creating a positive environment include:
 
-* Using welcoming and inclusive language
+* Using standard(no idiomatic expressions), welcoming and inclusive language
 * Being respectful of differing viewpoints and experiences
 * Gracefully accepting constructive criticism
 * Focusing on what is best for the community