diff --git a/README.md b/README.md
index 19ec61cb0..00367d787 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@
     <a href="./LICENSE"><img src="https://img.shields.io/badge/license-Apache%202-red.svg"></a>
     <a href="https://github.com/PaddlePaddle/PaddleSpeech/releases"><img src="https://img.shields.io/github/v/release/PaddlePaddle/PaddleSpeech?color=ffa"></a>
     <a href="support os"><img src="https://img.shields.io/badge/os-linux%2C%20win%2C%20mac-pink.svg"></a>
-    <a href=""><img src="https://img.shields.io/badge/python-3.7+-aff.svg"></a>
+    <a href=""><img src="https://img.shields.io/badge/python-3.8+-aff.svg"></a>
     <a href="https://github.com/PaddlePaddle/PaddleSpeech/graphs/contributors"><img src="https://img.shields.io/github/contributors/PaddlePaddle/PaddleSpeech?color=9ea"></a>
     <a href="https://github.com/PaddlePaddle/PaddleSpeech/commits"><img src="https://img.shields.io/github/commit-activity/m/PaddlePaddle/PaddleSpeech?color=3af"></a>
     <a href="https://github.com/PaddlePaddle/PaddleSpeech/issues"><img src="https://img.shields.io/github/issues/PaddlePaddle/PaddleSpeech?color=9cc"></a>
@@ -179,6 +179,7 @@ Via the easy-to-use, efficient, flexible and scalable implementation, our vision
 
 ### Recent Update
 - 👑 2023.05.31: Add [WavLM ASR-en](https://github.com/PaddlePaddle/PaddleSpeech/blob/develop/examples/librispeech/asr5), WavLM fine-tuning for ASR on LibriSpeech.
+- 🎉 2023.05.18: Add [Squeezeformer](https://github.com/PaddlePaddle/PaddleSpeech/tree/develop/examples/aishell/asr1), Squeezeformer training for ASR on Aishell.
 - 👑 2023.05.04: Add [HuBERT ASR-en](https://github.com/PaddlePaddle/PaddleSpeech/blob/develop/examples/librispeech/asr4), HuBERT fine-tuning for ASR on LibriSpeech.
 - ⚡ 2023.04.28: Fix [0-d tensor](https://github.com/PaddlePaddle/PaddleSpeech/pull/3214), with the upgrade of paddlepaddle==2.5, the problem of modifying 0-d tensor has been solved.
 - 👑 2023.04.25: Add [AMP for U2 conformer](https://github.com/PaddlePaddle/PaddleSpeech/pull/3167).
diff --git a/README_cn.md b/README_cn.md
index 7aef30871..d70940dd2 100644
--- a/README_cn.md
+++ b/README_cn.md
@@ -184,6 +184,7 @@
 
 ### 近期更新
 - 👑 2023.05.31: 新增 [WavLM ASR-en](https://github.com/PaddlePaddle/PaddleSpeech/blob/develop/examples/librispeech/asr5), 基于WavLM的英语识别微调，使用LibriSpeech数据集
+- 🎉 2023.05.18: 新增 [Squeezeformer](https://github.com/PaddlePaddle/PaddleSpeech/tree/develop/examples/aishell/asr1), 使用Squeezeformer进行训练，使用Aishell数据集
 - 👑 2023.05.04: 新增 [HuBERT ASR-en](https://github.com/PaddlePaddle/PaddleSpeech/blob/develop/examples/librispeech/asr4), 基于HuBERT的英语识别微调，使用LibriSpeech数据集
 - ⚡ 2023.04.28: 修正 [0-d tensor](https://github.com/PaddlePaddle/PaddleSpeech/pull/3214), 配合PaddlePaddle2.5升级修改了0-d tensor的问题。
 - 👑 2023.04.25: 新增 [U2 conformer 的 AMP 训练](https://github.com/PaddlePaddle/PaddleSpeech/pull/3167).
diff --git a/paddlespeech/cls/exps/panns/deploy/predict.py b/paddlespeech/cls/exps/panns/deploy/predict.py
index f14b44215..866a669e8 100644
--- a/paddlespeech/cls/exps/panns/deploy/predict.py
+++ b/paddlespeech/cls/exps/panns/deploy/predict.py
@@ -17,7 +17,7 @@ import os
 import numpy as np
 from paddle import inference
 from paddle.audio.datasets import ESC50
-from paddle.audio.features import MelSpectrogram
+from paddle.audio.features import LogMelSpectrogram
 from paddleaudio.backends import soundfile_load as load_audio
 from scipy.special import softmax
 
@@ -53,7 +53,10 @@ def extract_features(files: str, **kwargs):
             pad_width = max_length - len(waveforms[i])
             waveforms[i] = np.pad(waveforms[i], pad_width=(0, pad_width))
 
-        feat = MelSpectrogram(waveforms[i], sr, **kwargs).transpose()
+        feature_extractor = LogMelSpectrogram(sr, **kwargs)
+        feat = feature_extractor(paddle.to_tensor(waveforms[i]))
+        feat = paddle.transpose(feat, perm=[1, 0]).unsqueeze(0)
+
         feats.append(feat)
 
     return np.stack(feats, axis=0)
diff --git a/tests/unit/ci.sh b/tests/unit/ci.sh
index 9342a2685..72b4678d6 100644
--- a/tests/unit/ci.sh
+++ b/tests/unit/ci.sh
@@ -26,6 +26,11 @@ function main(){
   cd ${speech_ci_path}/cli
   bash test_cli.sh
   echo "End cli"
+
+  echo "Start server"
+  cd ${speech_ci_path}/server/offline
+  bash test_server_client.sh
+  echo "End server"
 }
 
 main
diff --git a/tools/Dockerfile b/tools/Dockerfile
index 18596f32c..b2f2b3125 100644
--- a/tools/Dockerfile
+++ b/tools/Dockerfile
@@ -1,4 +1,4 @@
 FROM registry.baidubce.com/paddlepaddle/paddle:latest-dev-cuda11.2-cudnn8.2-trt8.0-gcc82
 RUN apt-get update -y
-RUN apt-get -y install libsndfile1
+RUN apt-get -y install libsndfile1 lsof
 RUN pip3.8 install pytest-runner