diff --git a/Internationalization.md b/Internationalization.md
index 9d81909..8ff5be8 100644
--- a/Internationalization.md
+++ b/Internationalization.md
@@ -22,6 +22,11 @@ LANGUAGES = (
 ```
 `LANGUAGES` list of languages supported.
 
+## Requirements
+```
+sudo apt install gettext
+```
+
 
 ## Locale directory