diff --git a/megaavr/extras/Arduino-cli.md b/megaavr/extras/Arduino-cli.md
index 574eacd4..ec620a83 100644
--- a/megaavr/extras/Arduino-cli.md
+++ b/megaavr/extras/Arduino-cli.md
@@ -35,7 +35,7 @@ arduino-cli config dump --verbose
 Then edit/add:
 
 ```yaml
-aboard_manager:
+board_manager:
   additional_urls:
   - http://drazzy.com/package_drazzy.com_index.json
 ```