diff --git a/README.md b/README.md
index 10abab488..d841bc0d3 100644
--- a/README.md
+++ b/README.md
@@ -148,6 +148,8 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.SUMMARY_GITHUB_TOKEN }}
         with:
           USERNAME: ${{ github.repository_owner }}
+          # BRANCH_NAME is optional, default to main, branch name to push cards
+          BRANCH_NAME: "main"
           # UTC_OFFSET is optional, default to zero
           UTC_OFFSET: 8 
           # EXCLUDE is an optional comma seperated list of languages to exclude, defaults to ""
diff --git a/action.yml b/action.yml
index 6c26c3406..ea3017d1f 100644
--- a/action.yml
+++ b/action.yml
@@ -7,6 +7,10 @@ inputs:
     required: true
     description: 'GitHub username'
     default: ${{ github.repository_owner }}
+  BRANCH_NAME:
+    required: false
+    description: 'The branch to push cards'
+    default: 'main'
   UTC_OFFSET:
     required: false
     description: 'The UTC offset used in the Productive Time Card.(e.g., 8, -3)'
diff --git a/docs/README.zh-tw.md b/docs/README.zh-tw.md
index f3471f155..67fa20c01 100644
--- a/docs/README.zh-tw.md
+++ b/docs/README.zh-tw.md
@@ -92,6 +92,8 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.SUMMARY_GITHUB_TOKEN }}
         with:
           USERNAME: ${{ github.repository_owner }}
+          # BRANCH_NAME is optional, default to main, branch name to push cards
+          BRANCH_NAME: "main"
           # UTC_OFFSET is optional, default to zero
           UTC_OFFSET: 8 
 ```
diff --git a/src/utils/file-writer.ts b/src/utils/file-writer.ts
index 35068c3f4..2e42e23f0 100644
--- a/src/utils/file-writer.ts
+++ b/src/utils/file-writer.ts
@@ -1,3 +1,4 @@
+import * as core from '@actions/core';
 import {mkdirSync, writeFileSync, readdirSync} from 'fs';
 import {ThemeMap} from '../const/theme';
 
@@ -5,7 +6,10 @@ export const OUTPUT_PATH = './profile-summary-card-output/';
 const GITHUB_REPOSITORY = process.env.GITHUB_REPOSITORY;
 
 // If neither a branch or tag is available for the event type, the variable will not exist. https://docs.github.com/en/actions/configuring-and-managing-workflows/using-environment-variables
-const GITHUB_BRANCH = process.env.GITHUB_REF == undefined ? 'main' : process.env.GITHUB_REF.split('/').pop();
+const GITHUB_BRANCH =
+    process.env.GITHUB_REF == undefined
+        ? core.getInput('BRANCH_NAME', {required: false})
+        : process.env.GITHUB_REF.split('/').pop();
 
 export const writeSVG = function (folder: string, filename: string, svgString: string) {
     const targetFolder = `${OUTPUT_PATH}${folder}/`;