diff --git a/.gitea/workflows/test-python.yml b/.gitea/workflows/test-python.yml
index 10ac984..5f982e5 100644
--- a/.gitea/workflows/test-python.yml
+++ b/.gitea/workflows/test-python.yml
@@ -20,7 +20,7 @@ jobs:
           python-version: '3.14'
 
       - name: Check Authentication
-        run: python3 python/check_github_token.py "${{ secrets.GH_TOKEN }}"
+        run: python3 python/install_github_release.py --check-token -k "${{ secrets.GH_TOKEN }}"
 
       - name: Go ACME Setup
         run: python3 python/install_github_release.py go-acme/lego -t archive -k "${{ secrets.GH_TOKEN }}" -p /tmp/python-cli-test
diff --git a/.github/workflows/test-python.yml b/.github/workflows/test-python.yml
index ba521f9..e47099b 100644
--- a/.github/workflows/test-python.yml
+++ b/.github/workflows/test-python.yml
@@ -20,7 +20,7 @@ jobs:
           python-version: '3.14'
 
       - name: Check Authentication
-        run: python3 python/check_github_token.py "${{ github.token }}"
+        run: python3 python/install_github_release.py --check-token -k "${{ github.token }}"
 
       - name: Go ACME Setup
         run: python3 python/install_github_release.py go-acme/lego -t archive -k "${{ github.token }}" -p /tmp/python-cli-test
diff --git a/python/check_github_token.py b/python/check_github_token.py
deleted file mode 100644
index 8f1c0b1..0000000
--- a/python/check_github_token.py
+++ /dev/null
@@ -1,35 +0,0 @@
-#!/usr/bin/env python3
-
-import argparse
-import os
-import sys
-
-from install_github_release import fetch_latest_release
-
-
-def main():
-    """Parse command-line arguments and verify a GitHub token, reporting errors via the exit code."""
-    parser = argparse.ArgumentParser(
-        usage='%(prog)s [token]',
-        allow_abbrev=False,
-    )
-    parser.add_argument('token', nargs='?', help='The GitHub token to verify')
-    args = parser.parse_args()
-
-    token = args.token or os.environ.get('GITHUB_TOKEN')
-    if not token:
-        print('Error: No GitHub token provided as an argument or found in GITHUB_TOKEN environment variable.', file=sys.stderr)
-        sys.exit(1)
-
-    print('Verifying GitHub token...')
-    try:
-        fetch_latest_release('actions/checkout', token)
-        print('\x1b[32mSuccess: The provided GitHub token is valid and has sufficient permissions to access public repositories.\x1b[0m')
-    except Exception as error:
-        print('\x1b[31mError: GitHub token verification failed.\x1b[0m', file=sys.stderr)
-        print(f'Reason: {error}', file=sys.stderr)
-        sys.exit(1)
-
-
-if __name__ == '__main__':
-    main()
diff --git a/python/install_github_release.py b/python/install_github_release.py
index 2bb96a5..7cfa580 100755
--- a/python/install_github_release.py
+++ b/python/install_github_release.py
@@ -79,6 +79,13 @@ def fetch_latest_release(repository, token=None):
         raise RuntimeError(f'Failed to fetch latest release for {repository}: {error.reason}. {body}') from error
 
 
+def check_github_token(token):
+    """Verify a GitHub token by fetching the latest release of actions/checkout."""
+    print('Verifying GitHub token...')
+    fetch_latest_release('actions/checkout', token)
+    print('Success: The provided GitHub token is valid and has sufficient permissions to access public repositories.')
+
+
 def download_asset(url, dest_path, token=None):
     """Download a release asset from url and write it to dest_path."""
     headers = {'User-Agent': 'install-github-release-cli'}
@@ -333,7 +340,7 @@ _install_github_release_complete() {
     COMPREPLY=()
     cur="${COMP_WORDS[COMP_CWORD]}"
     prev="${COMP_WORDS[COMP_CWORD-1]}"
-    opts="--dry-run -l --list -a --app-name -f --file-name -b --binary-name -t --file-type -p --install-path -o --output-directory -j --releases-json --system --arch -k --token -d --debug --completion -h --help"
+    opts="--dry-run -l --list -a --app-name -f --file-name -b --binary-name -t --file-type -p --install-path -o --output-directory -j --releases-json --system --arch -k --token -d --debug --completion --check-token -h --help"
 
     case "$prev" in
         -t|--file-type)
@@ -376,6 +383,7 @@ _install_github_release() {
         '(-d --debug)'{-d,--debug}'[Enable debug logging]'
         '--dry-run[Run in test mode]'
         '--completion[Print shell completion script]:shell:(bash zsh)'
+        '--check-token[Verify the GitHub token against actions/checkout and exit]'
         '(-h --help)'{-h,--help}'[Show help message]'
         '1:repository:'
     )
@@ -413,12 +421,25 @@ def main():
     parser.add_argument('-k', '--token', metavar='token', help='GitHub token')
     parser.add_argument('-d', '--debug', action='store_true', help='Enable debug logging')
     parser.add_argument('--completion', choices=['bash', 'zsh'], help='Print a shell completion script and exit')
+    parser.add_argument('--check-token', action='store_true', help='Verify the GitHub token against actions/checkout and exit')
     args = parser.parse_args()
 
     if args.completion:
         print(BASH_COMPLETION if args.completion == 'bash' else ZSH_COMPLETION, end='')
         sys.exit(0)
 
+    if args.check_token:
+        token = args.token or os.environ.get('GITHUB_TOKEN')
+        if not token:
+            print('Error: No GitHub token provided as an argument or found in GITHUB_TOKEN environment variable.', file=sys.stderr)
+            sys.exit(1)
+        try:
+            check_github_token(token)
+        except Exception as error:
+            print(f'Error: {error}', file=sys.stderr)
+            sys.exit(1)
+        sys.exit(0)
+
     list_repo = args.list if isinstance(args.list, str) else None
     repository = list_repo or args.repository
     if not repository: