diff --git a/.github/workflows/check-dist-diff.yaml b/.github/workflows/check-dist-diff.yaml
index cca3731..e933600 100644
--- a/.github/workflows/check-dist-diff.yaml
+++ b/.github/workflows/check-dist-diff.yaml
@@ -17,4 +17,4 @@ jobs:
 
       - name: Check diff
         run: |
-          git diff dist/ || exit 1
+          git diff --exit-code dist/ || exit 1
diff --git a/README.md b/README.md
index d058a50..ec2e8e6 100644
--- a/README.md
+++ b/README.md
@@ -20,12 +20,6 @@ jobs:
           git cliff
 ```
 
-## Inputs
+## Action inputs and outputs
 
-| Name    | Required | Description                 |
-| ------- | -------- | --------------------------- |
-| version | false    | The version of `git-cliff`. |
-
-## Outputs
-
-None.
+Refer to [action.yaml](./action.yaml).
diff --git a/action.yaml b/action.yaml
index 8b5d0da..60544ca 100644
--- a/action.yaml
+++ b/action.yaml
@@ -2,6 +2,10 @@ name: Setup git-cliff
 description: Set up a specific version of git-cliff
 author: Kenji Miyake
 inputs:
+  token:
+    description: The token for GitHub API
+    default: ${{ github.token }}
+    required: false
   version:
     required: false
     description: The version of git-cliff
diff --git a/dist/index.js b/dist/index.js
index 8d4a11a..9e8b212 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -13275,7 +13275,7 @@ const core = __nccwpck_require__(2186);
 const tc = __nccwpck_require__(7784);
 const rest_1 = __nccwpck_require__(5375);
 async function main() {
-    const octokit = new rest_1.Octokit();
+    const octokit = new rest_1.Octokit({ auth: core.getInput("token") });
     let version = core.getInput("version");
     if (version === "latest") {
         const latestRelease = await octokit.repos.getLatestRelease({
diff --git a/src/index.ts b/src/index.ts
index e0f1e44..1fd3413 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -5,7 +5,7 @@ import * as tc from "@actions/tool-cache";
 import { Octokit } from "@octokit/rest";
 
 async function main() {
-  const octokit = new Octokit();
+  const octokit = new Octokit({ auth: core.getInput("token") });
 
   let version = core.getInput("version");
   if (version === "latest") {