diff --git a/.github/workflows/go.yaml b/.github/workflows/go.yaml
index f09010c..1af8c3e 100644
--- a/.github/workflows/go.yaml
+++ b/.github/workflows/go.yaml
@@ -22,7 +22,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v3
         with:
-          go-version: 1.21.4
+          go-version: 1.21.5
           cache: true
       - uses: golangci/golangci-lint-action@v3
         with:
@@ -36,7 +36,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v3
         with:
-          go-version: 1.21.4
+          go-version: 1.21.5
           cache: true
       - run: go mod tidy
       - uses: int128/update-generated-files-action@v2
@@ -48,6 +48,6 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v3
         with:
-          go-version: 1.21.4
+          go-version: 1.21.5
           cache: true
       - run: go test -v -race ./...
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index fa087b1..354930a 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -49,7 +49,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v3
         with:
-          go-version: 1.21.4
+          go-version: 1.21.5
           cache: true
       - run: go build -ldflags '-X main.version=${{ github.ref_name }}'
       - uses: int128/go-actions/release@v1