diff --git a/.github/workflows/clang-tidy-linux.yml b/.github/workflows/clang-tidy-linux.yml
index b507918abb..f2868a6125 100644
--- a/.github/workflows/clang-tidy-linux.yml
+++ b/.github/workflows/clang-tidy-linux.yml
@@ -8,7 +8,7 @@ on:
       - '.github/workflows/clang-tidy-linux.yml'
   push:
     branches:
-      - master
+      - main
     paths:
       - 'tools/clang-tidy-checks/**'
       - '!tools/clang-tidy-checks/README.md'
@@ -26,7 +26,7 @@ jobs:
           echo ${{ secrets.GITHUB_TOKEN }} | docker login ghcr.io -u $GITHUB_ACTOR --password-stdin
           docker build ./tools/clang-tidy-checks --tag ghcr.io/pytorch/cilint-clang-tidy:$GITHUB_SHA -f tools/clang-tidy-checks/Dockerfile.cilint-clang-tidy
       - name: Publish docker image and extract binary
-        if: github.event_name == 'push' && github.ref == 'refs/heads/master'
+        if: github.event_name == 'push' && github.ref == 'refs/heads/main'
         run: |
           set -ex
           docker push ghcr.io/pytorch/cilint-clang-tidy:$GITHUB_SHA
@@ -38,7 +38,7 @@ jobs:
           docker rm -v $image_id
       - uses: driazati/upload-artifact-s3@50adbe4ef0b6d9221df25c18c5fc528dfcb7c3f8
         name: Publish binary
-        if: github.event_name == 'push' && github.ref == 'refs/heads/master'
+        if: github.event_name == 'push' && github.ref == 'refs/heads/main'
         with:
           name: clang-tidy
           if-no-files-found: error
diff --git a/.github/workflows/clang-tidy-macos.yml b/.github/workflows/clang-tidy-macos.yml
index 065d618c79..e3399e4409 100644
--- a/.github/workflows/clang-tidy-macos.yml
+++ b/.github/workflows/clang-tidy-macos.yml
@@ -9,7 +9,7 @@ on:
       - '.github/workflows/clang-tidy-macos.yml'
   push:
     branches:
-      - master
+      - main
     paths:
       - 'tools/clang-tidy-checks/**'
       - '!tools/clang-tidy-checks/Dockerfile.cilint-clang-tidy'
@@ -37,7 +37,7 @@ jobs:
           ./setup.sh
       - uses: driazati/upload-artifact-s3@50adbe4ef0b6d9221df25c18c5fc528dfcb7c3f8
         name: Publish binary
-        if: github.event_name == 'push' && github.ref == 'refs/heads/master'
+        if: github.event_name == 'push' && github.ref == 'refs/heads/main'
         with:
           name: clang-tidy
           if-no-files-found: error
diff --git a/.github/workflows/lambda_github_status_webhook_handler.yml b/.github/workflows/lambda_github_status_webhook_handler.yml
index 73ac84fd54..aed95652b9 100644
--- a/.github/workflows/lambda_github_status_webhook_handler.yml
+++ b/.github/workflows/lambda_github_status_webhook_handler.yml
@@ -3,7 +3,7 @@ name: lambda_github_status_webhook_handler
 on:
   push:
     branches:
-      - master
+      - main
     paths:
       - '.github/workflows/lambda_github_status_webhook_handler.yml'
       - 'aws/lambda/github-status-webhook-handler/**'
diff --git a/.github/workflows/lambda_scribe_proxy.yml b/.github/workflows/lambda_scribe_proxy.yml
index 719b765462..01b0751657 100644
--- a/.github/workflows/lambda_scribe_proxy.yml
+++ b/.github/workflows/lambda_scribe_proxy.yml
@@ -6,7 +6,7 @@ on:
       - 'aws/lambda/scribe-proxy/**'
   push:
     branches:
-      - master
+      - main
     paths:
       - '.github/workflows/lambda_scribe_proxy.yml'
       - 'aws/lambda/scribe-proxy/**'
@@ -26,7 +26,7 @@ jobs:
           python -m unittest
   deploy:
     runs-on: ubuntu-20.04
-    if: github.event_name == 'push' && github.ref == 'refs/heads/master'
+    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
     steps:
       - name: Checkout
         uses: actions/checkout@v2
diff --git a/.github/workflows/metrics_pytorch_org.yml b/.github/workflows/metrics_pytorch_org.yml
index 85b96ec251..393ebf6c3f 100644
--- a/.github/workflows/metrics_pytorch_org.yml
+++ b/.github/workflows/metrics_pytorch_org.yml
@@ -3,7 +3,7 @@ name: Deploy metrics.pytorch.org
 on:
   push:
     branches:
-      - master
+      - main
     paths:
       - 'aws/websites/metrics.pytorch.org/**'
       - '.github/workflows/metrics_pytorch_org.yml'
diff --git a/.github/workflows/update_disabled_tests.yml b/.github/workflows/update_disabled_tests.yml
index 81a23820eb..2eeaac85cc 100644
--- a/.github/workflows/update_disabled_tests.yml
+++ b/.github/workflows/update_disabled_tests.yml
@@ -24,7 +24,7 @@ jobs:
           source_file: 'disabled-tests.json'
           destination_repo: 'pytorch/test-infra'
           destination_folder: 'stats'
-          destination_branch: master
+          destination_branch: main
           user_email: 'test-infra@pytorch.org'
           user_name: 'Pytorch Test Infra'
           commit_message: 'Updating disabled tests stats'
diff --git a/.github/workflows/update_slow_tests.yml b/.github/workflows/update_slow_tests.yml
index 481a81235a..e52f755fbc 100644
--- a/.github/workflows/update_slow_tests.yml
+++ b/.github/workflows/update_slow_tests.yml
@@ -39,7 +39,7 @@ jobs:
           source_file: 'slow-tests.json'
           destination_repo: 'pytorch/test-infra'
           destination_folder: 'stats'
-          destination_branch: master
+          destination_branch: main
           user_email: 'test-infra@pytorch.org'
           user_name: 'PyTorch Test Infra'
           commit_message: 'Updating slow tests stats'
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 21df951797..6b21e7cdb7 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -11,7 +11,7 @@ The code of conduct is described in [`CODE_OF_CONDUCT.md`](CODE_OF_CONDUCT.md).
 
 We actively welcome your pull requests.
 
-1. Fork the repo and create your branch from `master`.
+1. Fork the repo and create your branch from `main`.
 2. If you've added code that should be tested, add tests.
 3. If you've changed APIs, update the documentation.
 4. Ensure the test suite passes.