diff --git a/tidb-cloud/naming-conventions-for-data-import.md b/tidb-cloud/naming-conventions-for-data-import.md
index 4c27b2f5394bf..8690b39463897 100644
--- a/tidb-cloud/naming-conventions-for-data-import.md
+++ b/tidb-cloud/naming-conventions-for-data-import.md
@@ -70,14 +70,12 @@ For example, the target database and table of all the following files are `impor
 
 When you import Parquet files, name the data files as follows:
 
-- `${db_name}.${table_name}${suffix}.parquet{.snappy|.gz|.lzo}` (`${suffix}` and `{.snappy|.gz|.lzo}` are optional)
+- `${db_name}.${table_name}${suffix}.parquet` (`${suffix}` is optional) 
 
 For example:
 
 - `import_db.test_table.parquet`
 - `import_db.test_table.01.parquet`
-- `import_db.test_table.parquet.gz`
-- `import_db.test_table.01.parquet.gz`
 
 ### Aurora Snapshot