diff --git a/src/assets/README.md b/src/assets/README.md
index 73cd96f0..e8c04d52 100644
--- a/src/assets/README.md
+++ b/src/assets/README.md
@@ -4,6 +4,6 @@ Locales are difficult, here is some guidance.
 
 ## Process on adding new languages
 1. Use weblate to add translations, see contributing guidelines.
-2. Add your language to `@/assets/languages.ts`. Must be iso format. For joke languages, use any format.
-3. If you language doesn't have a region specified. Add a default region in `@/utils/language.ts` at `defaultLanguageCodes`
+2. Add your language to `@/assets/languages.ts`. Must be in ISO format (ISO-639 for language and ISO-3166 for country/region). For joke languages, use any format.
+3. If your language doesn't have a region specified (Such as in `pt-BR`, `BR` being the region). Add a default region in `@/utils/language.ts` at `defaultLanguageCodes`
 4. If the flag in the language dropdown doesn't match the correct one. Add a default country in `@/utils/language.ts` at `countryPriority`.