diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index dfc8b18..eb1f427 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -22,11 +22,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Install Go
-        uses: actions/setup-go@v4
+        uses: actions/setup-go@v5
         with:
-          go-version: 1.20.x
+          go-version: 1.23.x
           cache: true
       - name: Run golangci-lint
         uses: golangci/golangci-lint-action@v3
@@ -38,14 +38,14 @@ jobs:
     name: Test
     strategy:
       matrix:
-        go-version: [ 1.19.x, 1.20.x ]
+        go-version: [ 1.22.x, 1.23.x ]
         platform: [ ubuntu-latest, macos-latest, windows-latest ]
     runs-on: ${{ matrix.platform }}
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Install Go
-        uses: actions/setup-go@v4
+        uses: actions/setup-go@v5
         with:
           go-version: ${{ matrix.go-version }}
           cache: true
diff --git a/.github/workflows/lsif.yml b/.github/workflows/lsif.yml
deleted file mode 100644
index 8ca76d6..0000000
--- a/.github/workflows/lsif.yml
+++ /dev/null
@@ -1,28 +0,0 @@
-name: LSIF
-on:
-  push:
-    paths:
-      - '**.go'
-      - 'go.mod'
-      - '.github/workflows/lsif.yml'
-env:
-  GOPROXY: "https://proxy.golang.org"
-
-jobs:
-  lsif-go:
-    if: github.repository == 'flamego/seed'
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - name: Generate LSIF data
-        uses: sourcegraph/lsif-go-action@master
-      - name: Upload LSIF data to sourcegraph.com
-        continue-on-error: true
-        uses: docker://sourcegraph/src-cli:latest
-        with:
-          args: lsif upload -github-token=${{ secrets.GITHUB_TOKEN }}
-      - name: Upload LSIF data to cs.unknwon.dev
-        continue-on-error: true
-        uses: docker://sourcegraph/src-cli:latest
-        with:
-          args: -endpoint=https://cs.unknwon.dev lsif upload -github-token=${{ secrets.GITHUB_TOKEN }}