diff --git a/.github/workflows/golangci-lint.yaml b/.github/workflows/golangci-lint.yaml
index 2164347..d8c5611 100644
--- a/.github/workflows/golangci-lint.yaml
+++ b/.github/workflows/golangci-lint.yaml
@@ -12,6 +12,6 @@ jobs:
     name: lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v2
+        uses: golangci/golangci-lint-action@v6
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 6780bc6..ff4c603 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -9,11 +9,11 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
     - name: Install Go
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@v5
       with:
         go-version: ${{ matrix.go-version }}
     - name: Checkout code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: Build GOARCH=386
       if: ${{ matrix.os != 'macos-latest' }}
       env:
@@ -23,4 +23,4 @@ jobs:
       run: go test ./... -race -coverprofile=coverage.txt -covermode=atomic
     - name: Upload coverage to Codecov
       if: ${{ matrix.os == 'ubuntu-latest' }}
-      run: bash <(curl -s https://codecov.io/bash)
+      uses: codecov/codecov-action@v5
diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index 0c9e1be..0000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,15 +0,0 @@
-version: "{build}"
-
-clone_folder: c:\gopath\src\github.com\akrylysov/pogreb
-
-environment:
-  GOPATH: c:\gopath
-
-install:
-  - echo %PATH%
-  - echo %GOPATH%
-  - go version
-  - go env
-
-build_script:
-  - go test -v ./...