diff --git a/.github/workflows/compatibility.yml b/.github/workflows/compatibility.yml
index 5df6e5a9da..88b3dc76c9 100644
--- a/.github/workflows/compatibility.yml
+++ b/.github/workflows/compatibility.yml
@@ -2,9 +2,9 @@ name: Compatibility Test
 
 on:
   push:
-    branches: [ v2 ]
+    branches: [ master ]
   pull_request:
-    branches: [ v2 ]
+    branches: [ master ]
 
 jobs:
 
diff --git a/.github/workflows/integration.yml b/.github/workflows/integration.yml
index d75c6227bc..fde71e133a 100644
--- a/.github/workflows/integration.yml
+++ b/.github/workflows/integration.yml
@@ -2,9 +2,9 @@ name: Integration Test
 
 on:
   push:
-    branches: [ v2 ]
+    branches: [ master ]
   pull_request:
-    branches: [ v2 ]
+    branches: [ master ]
 
 jobs:
 
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
deleted file mode 100644
index 63463c53c6..0000000000
--- a/.github/workflows/lint.yml
+++ /dev/null
@@ -1,41 +0,0 @@
-name: Lint
-on:
-  push:
-    branches:
-      - v*
-  pull_request:
-jobs:
-  golangci:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v2
-
-      - name: Set up Go
-        uses: actions/setup-go@v2
-        with:
-          go-version: 1.16
-
-      - name: Lint
-        uses: golangci/golangci-lint-action@v2
-        with:
-          # Optional: version of golangci-lint to use in form of v1.2 or v1.2.3 or `latest` to use the latest version
-          version: v1.29
-
-          # Optional: working directory, useful for monorepos
-          # working-directory: somedir
-
-          # Optional: golangci-lint command line arguments.
-          # args: --issues-exit-code=0
-
-          # Optional: show only new issues if it's a pull request. The default value is `false`.
-          # only-new-issues: true
-
-          # Optional: if set to true then the action will use pre-installed Go.
-          # skip-go-installation: true
-
-          # Optional: if set to true then the action don't cache or restore ~/go/pkg.
-          # skip-pkg-cache: true
-
-          # Optional: if set to true then the action don't cache or restore ~/.cache/go-build.
-          # skip-build-cache: true
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 41016ae2d2..74fd579ad6 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -2,9 +2,9 @@ name: Unit Test
 
 on:
   push:
-    branches: [ v2 ]
+    branches: [ master ]
   pull_request:
-    branches: [ v2 ]
+    branches: [ master ]
 
 jobs:
   test:
@@ -19,3 +19,19 @@ jobs:
 
     - name: Test
       run: go test -v ./...
+
+  golangci:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Set up Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: 1.16
+
+      - name: Lint
+        uses: golangci/golangci-lint-action@v2
+        with:
+          version: v1.29
diff --git a/README.md b/README.md
index 8260f9bee1..bbbbec4c09 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ TiKV Go Client provides support for interacting with the [TiKV](https://github.c
 
 There are 2 major versions of the `client-go` package.
 
-- `v2` is the new stable and active version. This version was extracted from [pingcap/tidb](https://github.com/pingcap/tidb) and it includes new TiKV features like Follower Read, 1PC, Async Commit. The development of this version is on the `v2` branch. The documentation for this version is below.
+- `v2` is the new stable and active version. This version was extracted from [pingcap/tidb](https://github.com/pingcap/tidb) and it includes new TiKV features like Follower Read, 1PC, Async Commit. The development of this version is on the `master` branch. The documentation for this version is below.
 
 - `v1` is the previous stable version and is only maintained for bug fixes. You can read the documentation [here](https://tikv.org/docs/4.0/reference/clients/go/).
 
@@ -24,7 +24,7 @@ There are 2 major versions of the `client-go` package.
   go get github.com/tikv/client-go/v2@COMMIT_HASH_OR_TAG_VERSION
 ```
 
-More examples can be found in [examples directory](https://github.com/tikv/client-go/tree/v2/examples).
+More examples can be found in [examples directory](https://github.com/tikv/client-go/tree/master/examples).
 
 ## Contributing to client-go