From b51dd85e6ec43709c69f235856e805e326e122f1 Mon Sep 17 00:00:00 2001
From: Paul Meyer <49727155+katexochen@users.noreply.github.com>
Date: Mon, 19 Feb 2024 17:10:01 +0100
Subject: [PATCH] document how to update a flakes legacyPackages

Signed-off-by: Paul Meyer <49727155+katexochen@users.noreply.github.com>
---
 README.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 1d67552..44d0747 100644
--- a/README.md
+++ b/README.md
@@ -73,7 +73,8 @@ $ nix-update attribute --flake [--version version]
 
 `nix-update` will than try to update either the
 `packages.{currentSystem}.{attribute}` or `{attribute}` output attribute of the
-given flake.
+given flake. To update a package in `legacyPackages`, pass the full path to that
+package including the platform: `legacyPackages.{platform}.{attribute}`.
 
 This example will fetch the latest github release: