diff --git a/README.md b/README.md
index 1f84f10..01f82b0 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ It's more or less the equivalent of
 
 ```bash
 git checkout main
-git fetch --all --purge  # purge is to delete unnecessary remote refs
+git fetch --all --prune  # prune is to delete unnecessary remote refs
 git merge origin/main main --ff-only
 git branch --merged | grep -v main | xargs git branch -d
 ```