diff --git a/.golangci.yml b/.golangci.yml
index 5c439f7..93200b0 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -13,4 +13,4 @@ linters-settings:
 #      - prefix(github.com/sagernet/)
 #      - default
   staticcheck:
-    go: '1.19'
+    go: '1.20'
diff --git a/common/bufio/vectorised_unix.go b/common/bufio/vectorised_unix.go
index f3379d0..b64ae3c 100644
--- a/common/bufio/vectorised_unix.go
+++ b/common/bufio/vectorised_unix.go
@@ -22,6 +22,8 @@ func (w *SyscallVectorisedWriter) WriteVectorised(buffers []*buf.Buffer) error {
 	}
 	var innerErr unix.Errno
 	err := w.rawConn.Write(func(fd uintptr) (done bool) {
+		//nolint:staticcheck
+		//goland:noinspection GoDeprecation
 		_, _, innerErr = unix.Syscall(unix.SYS_WRITEV, fd, uintptr(unsafe.Pointer(&iovecList[0])), uintptr(len(iovecList)))
 		return innerErr != unix.EAGAIN && innerErr != unix.EWOULDBLOCK
 	})