From 14f0e86ffbcac2cdae9f8308e36931848b2c00c7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Domen=20Ko=C5=BEar?= <domen@dev.si>
Date: Wed, 27 May 2020 16:59:17 +0200
Subject: [PATCH] README: v9

---
 README.md | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/README.md b/README.md
index 19b18b8..3bbd6bd 100644
--- a/README.md
+++ b/README.md
@@ -18,17 +18,20 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
-    - uses: cachix/install-nix-action@v8
+    - uses: cachix/install-nix-action@v9
     - run: nix-build
 ```
 
-
-See [action.yml](action.yml) for all options.
-
 See also [cachix-action](https://github.com/cachix/cachix-action) for
 simple binary cache setup to speed up your builds and share binaries
 with developers.
 
+## Options `with: ...`
+
+- `install_url`: specify URL to install Nix from (mostly useful for testing non-stable releases
+
+- `skip_adding_nixpkgs_channel`: set to `true` to skip adding nixpkgs-unstable channel (and save ~5s for each job build)
+
 ---
 
 ## Hacking