diff --git a/internal/storage/binlog_writer.go b/internal/storage/binlog_writer.go
index 3ce01c5606..4df324e021 100644
--- a/internal/storage/binlog_writer.go
+++ b/internal/storage/binlog_writer.go
@@ -83,7 +83,7 @@ func (writer *baseBinlogWriter) GetBinlogType() BinlogType {
 	return writer.binlogType
 }
 
-// GetBuffer get binlog buffer. Return nil if binlog is not finished yet.
+// GetBuffer gets binlog buffer. Return nil if binlog is not finished yet.
 func (writer *baseBinlogWriter) GetBuffer() ([]byte, error) {
 	if writer.buffer == nil {
 		return nil, fmt.Errorf("please close binlog before get buffer")
@@ -91,7 +91,7 @@ func (writer *baseBinlogWriter) GetBuffer() ([]byte, error) {
 	return writer.buffer.Bytes(), nil
 }
 
-// Finish allocate buffer and release resource
+// Finish allocates buffer and releases resource
 func (writer *baseBinlogWriter) Finish() error {
 	if writer.buffer != nil {
 		return nil