From 212aea49c9398811d0852d00dfb7d1677ba036b3 Mon Sep 17 00:00:00 2001
From: Naoto Mizuno <naotomizuno@preferred.jp>
Date: Thu, 4 Jan 2024 15:18:38 +0900
Subject: [PATCH] Fix default branch

---
 .github/workflows/checks.yml       | 4 ++--
 .github/workflows/coverage.yml     | 4 ++--
 .github/workflows/mac-tests.yml    | 6 +++---
 .github/workflows/sphinx-build.yml | 2 +-
 .github/workflows/tests.yml        | 4 ++--
 README.md                          | 2 +-
 6 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 451c2249..85d55590 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -3,13 +3,13 @@ name: Checks
 on:
   push:
     branches:
-      - master
+      - main
   pull_request: {}
   schedule:
     - cron: '0 23 * * SUN-THU'
 
 concurrency:
-  group: ${{ github.workflow }}-${{ github.ref == 'refs/heads/master' && github.run_number || github.ref }}
+  group: ${{ github.workflow }}-${{ github.ref == 'refs/heads/main' && github.run_number || github.ref }}
   cancel-in-progress: true
 
 jobs:
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index db574279..2b85eab9 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -3,11 +3,11 @@ name: Coverage
 on:
   push:
     branches:
-      - master
+      - main
   pull_request: {}
 
 concurrency:
-  group: ${{ github.workflow }}-${{ github.ref == 'refs/heads/master' && github.run_number || github.ref }}
+  group: ${{ github.workflow }}-${{ github.ref == 'refs/heads/main' && github.run_number || github.ref }}
   cancel-in-progress: true
 
 jobs:
diff --git a/.github/workflows/mac-tests.yml b/.github/workflows/mac-tests.yml
index 9f07444c..28278468 100644
--- a/.github/workflows/mac-tests.yml
+++ b/.github/workflows/mac-tests.yml
@@ -1,4 +1,4 @@
-# Run tests and integration tests on Mac, which are triggered by each master push.
+# Run tests and integration tests on Mac, which are triggered by each main push.
 # Currently, Python3.10 is only used as an environment.
 # This is mainly for the sake of speed.
 name: mac-tests
@@ -6,7 +6,7 @@ name: mac-tests
 on:
   push:
     branches:
-      - master
+      - main
   pull_request:
     paths:
       - '.github/workflows/mac-tests.yml'
@@ -15,7 +15,7 @@ on:
   workflow_dispatch:
 
 concurrency:
-  group: ${{ github.workflow }}-${{ github.ref == 'refs/heads/master' && github.run_number || github.ref }}
+  group: ${{ github.workflow }}-${{ github.ref == 'refs/heads/main' && github.run_number || github.ref }}
   cancel-in-progress: true
 
 jobs:
diff --git a/.github/workflows/sphinx-build.yml b/.github/workflows/sphinx-build.yml
index 4d442913..1bce8c39 100644
--- a/.github/workflows/sphinx-build.yml
+++ b/.github/workflows/sphinx-build.yml
@@ -3,7 +3,7 @@ name: Sphinx
 on:
   push:
     branches:
-      - master
+      - main
   pull_request: {}
 
 concurrency:
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index b51a7547..78691e39 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -3,14 +3,14 @@ name: Tests
 on:
   push:
     branches:
-      - master
+      - main
   pull_request: {}
   schedule:
     - cron: '0 23 * * SUN-THU'
   workflow_dispatch:
 
 concurrency:
-  group: ${{ github.workflow }}-${{ github.ref == 'refs/heads/master' && github.run_number || github.ref }}
+  group: ${{ github.workflow }}-${{ github.ref == 'refs/heads/main' && github.run_number || github.ref }}
   cancel-in-progress: true
 
 jobs:
diff --git a/README.md b/README.md
index f5bab8c3..9bdb241d 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 [![Python](https://img.shields.io/badge/python-3.7%20%7C%203.8%20%7C%203.9%20%7C%203.10%20%7C%203.11-blue)](https://www.python.org)
 [![GitHub license](https://img.shields.io/badge/license-MIT-blue.svg)](https://github.com/optuna/optuna-integration)
-[![Codecov](https://codecov.io/gh/optuna/optuna-integration/branch/master/graph/badge.svg)](https://codecov.io/gh/optuna/optuna-integration/branch/master)
+[![Codecov](https://codecov.io/gh/optuna/optuna-integration/branch/main/graph/badge.svg)](https://codecov.io/gh/optuna/optuna-integration/branch/main)
 <!-- [![pypi](https://img.shields.io/pypi/v/optuna.svg)](https://pypi.python.org/pypi/optuna-integration) -->
 <!-- [![conda](https://img.shields.io/conda/vn/conda-forge/optuna.svg)](https://anaconda.org/conda-forge/optuna-integration) -->
 [![Read the Docs](https://readthedocs.org/projects/optuna-integration/badge/?version=stable)](https://optuna-integration.readthedocs.io/en/stable/)