diff --git a/.github/workflows/golangci.yml b/.github/workflows/golangci.yml
index 6096b5e..bf9d81e 100644
--- a/.github/workflows/golangci.yml
+++ b/.github/workflows/golangci.yml
@@ -10,7 +10,6 @@ jobs:
       - name: golangci-lint
         uses: ./
         with:
-          github_token: ${{ secrets.github_token }}
           directory: sample
           format: colored-line-number
           flags: --issues-exit-code 0
diff --git a/README.md b/README.md
index 1694dff..3e4f7fa 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,25 @@
 # golangci-lint-action
 
-Work in progress
+![docker image](https://github.com/golangci/golangci-lint-action/workflows/docker%20image/badge.svg)
+
+Action that runs [golangci-lint](https://github.com/golangci/golangci-lint) and reports issues from linters.
+
+You can put `.github/workflows/lint.yml` with following contents:
+```yaml
+name: golangci
+on: [push]
+jobs:
+  golangci:
+    name: lint
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out code into the Go module directory
+        uses: actions/checkout@v1
+      - name: golangci-lint
+        uses: golangci/golangci-lint-action@v0.0.2
+        with:
+          github_token: ${{ secrets.github_token }}
+
+```
 
 Based on [reviewdog action](https://github.com/reviewdog/action-golangci-lint).
diff --git a/action.yml b/action.yml
index b6ba408..4304ee4 100644
--- a/action.yml
+++ b/action.yml
@@ -5,7 +5,7 @@ author: 'golangci'
 inputs:
   github_token:
     description: 'GITHUB_TOKEN'
-    required: true
+    required: false
   flags:
     description: 'GolangCI command line flags'
     required: false