diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
new file mode 100644
index 00000000..71124ddf
--- /dev/null
+++ b/.github/workflows/codeql.yml
@@ -0,0 +1,36 @@
+name: CodeQL
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+  schedule:
+    - cron: '30 06 * * 6'
+
+env:
+  GO_VERSION: 1.22.1
+
+jobs:
+  analyze:
+    runs-on: ubuntu-latest
+    permissions:
+      security-events: write
+    steps:
+      - name: Check out code into the Go module directory
+        uses: actions/checkout@v4
+      - name: Set up Go 1.x
+        uses: actions/setup-go@v5
+        with:
+          go-version: ${{ env.GO_VERSION }}
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v3
+        with:
+          languages: go
+          build-mode: manual
+      - name: Build
+        run: go build -tags netgo,osusergo -o ./cmd/mysync/mysync ./cmd/mysync/...
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v3
+        with:
+          category: "/language:go"
diff --git a/internal/mysql/node.go b/internal/mysql/node.go
index 7f4cea0e..15f913aa 100644
--- a/internal/mysql/node.go
+++ b/internal/mysql/node.go
@@ -458,7 +458,7 @@ func (n *Node) GetDaemonStartTime() (time.Time, error) {
 		}
 		return time.Time{}, err
 	}
-	pid, err := strconv.Atoi(strings.TrimSpace(string(pidB)))
+	pid, err := strconv.ParseInt(strings.TrimSpace(string(pidB)), 10, 32)
 	if err != nil {
 		return time.Time{}, err
 	}