@@ -20,7 +20,7 @@ func TestOpenFileDelete(t *testing.T) {

 func TestOpenFileRename(t *testing.T) {

 	tmpDir := t.TempDir()

-	f, err := openFile(filepath.Join(tmpDir, "test.txt"), os.O_CREATE|os.O_RDWR, 0644)

+	f, err := openFile(filepath.Join(tmpDir, "test.txt"), os.O_CREATE|os.O_RDWR, 0o644)

 	assert.NilError(t, err)

 	defer f.Close()

@@ -30,7 +30,7 @@ func TestOpenFileRename(t *testing.T) {

 func TestUnlinkOpenFile(t *testing.T) {

 	tmpDir := t.TempDir()

 	name := filepath.Join(tmpDir, "test.txt")

-	f, err := openFile(name, os.O_CREATE|os.O_RDWR, 0644)

+	f, err := openFile(name, os.O_CREATE|os.O_RDWR, 0o644)

 	assert.NilError(t, err)

 	defer func() { assert.NilError(t, f.Close()) }()

@@ -38,7 +38,7 @@ func TestUnlinkOpenFile(t *testing.T) {

 	assert.NilError(t, err)

 	assert.NilError(t, unlink(name))

-	f2, err := openFile(name, os.O_CREATE|os.O_RDWR, 0644)

+	f2, err := openFile(name, os.O_CREATE|os.O_RDWR, 0o644)

 	assert.NilError(t, err)

 	defer func() { assert.NilError(t, f2.Close()) }()

@@ -317,7 +317,7 @@ func compressFile(fileName string, lastTimestamp time.Time) (retErr error) {

 		}

 	}()

-	outFile, err := openFile(fileName+".gz", os.O_CREATE|os.O_TRUNC|os.O_RDWR, 0640)

+	outFile, err := openFile(fileName+".gz", os.O_CREATE|os.O_TRUNC|os.O_RDWR, 0o640)

 	if err != nil {

 		return errors.Wrap(err, "failed to open or create gzip log file")

 	}

@@ -44,7 +44,7 @@ func TestConcurrentLogging(t *testing.T) {

 		ct := ct

 		dir := t.TempDir()

 		g.Go(func() (err error) {

-			logfile, err := NewLogFile(filepath.Join(dir, "log.log"), capacity, maxFiles, compress, createDecoder, 0644, getTailReader)

+			logfile, err := NewLogFile(filepath.Join(dir, "log.log"), capacity, maxFiles, compress, createDecoder, 0o644, getTailReader)

 			if err != nil {

 				return err

 			}

@@ -128,7 +128,7 @@ func TestCheckCapacityAndRotate(t *testing.T) {

 		3,    // maxFiles

 		true, // compress

 		createDecoder,

-		0600, // perms

+		0o600, // perms

 		getTailReader,

 	)

 	assert.NilError(t, err)

@@ -212,7 +212,7 @@ func TestSharedTempFileConverter(t *testing.T) {

 func createFile(t *testing.T, path string, content string) {

 	t.Helper()

-	f, err := openFile(path, os.O_RDWR|os.O_CREATE|os.O_EXCL, 0644)

+	f, err := openFile(path, os.O_RDWR|os.O_CREATE|os.O_EXCL, 0o644)

 	assert.NilError(t, err)

 	_, err = io.WriteString(f, content)

 	assert.NilError(t, err)