diff --git a/paddlespeech/utils/argparse.py b/paddlespeech/utils/argparse.py
index b690fbe8f..3ebefb826 100644
--- a/paddlespeech/utils/argparse.py
+++ b/paddlespeech/utils/argparse.py
@@ -11,7 +11,6 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-import argparse
 import hashlib
 import os
 import sys