diff --git a/tests/ocr_det_params.txt b/tests/ocr_det_params.txt
index 6fd22e409a5219574b2f29285ff5ee5d2e1cf7ca..64647d9c6ee63122b51083b9f545411947b0b841 100644
--- a/tests/ocr_det_params.txt
+++ b/tests/ocr_det_params.txt
@@ -40,7 +40,7 @@ infer_quant:False
 inference:tools/infer/predict_det.py
 --use_gpu:True|False
 --enable_mkldnn:True|False
---cpu_threads:6
+--cpu_threads:1|6
 --rec_batch_num:1
 --use_tensorrt:False|True
 --precision:fp32|fp16|int8
diff --git a/tests/ocr_det_server_params.txt b/tests/ocr_det_server_params.txt
index 4a17fa683439fdc4716b4ed6b067a572fa3a5057..c98bdb786aa301677d00b9d20d0b45e9484e6fe6 100644
--- a/tests/ocr_det_server_params.txt
+++ b/tests/ocr_det_server_params.txt
@@ -34,8 +34,8 @@ distill_export:null
 export1:null
 export2:null
 ##
-infer_model:./inference/ch_ppocr_server_v2.0_det_infer/
-infer_export:null
+train_model:./inference/ch_ppocr_server_v2.0_det_train/best_accuracy
+infer_export:tools/export_model.py -c configs/det/ch_ppocr_v2.0/ch_det_res18_db_v2.0.yml -o
 infer_quant:False
 inference:tools/infer/predict_det.py
 --use_gpu:True|False
diff --git a/tests/prepare.sh b/tests/prepare.sh
index ef021fa385f16ae5c9c996bfcb607f73b4129f49..a28eb515c9ec8694602fe8fc65e6fd5472880b08 100644
--- a/tests/prepare.sh
+++ b/tests/prepare.sh
@@ -72,9 +72,9 @@ elif [ ${MODE} = "infer" ];then
         wget -nc  -P ./inference https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_det_train.tar
         cd ./inference && tar xf ${eval_model_name}.tar && tar xf ch_det_data_50.tar && cd ../
     elif [ ${model_name} = "ocr_server_det" ]; then
-        wget -nc -P ./inference https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_server_v2.0_det_infer.tar
+        wget -nc -P ./inference https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_server_v2.0_det_train.tar
         wget -nc -P ./inference https://paddleocr.bj.bcebos.com/dygraph_v2.0/test/ch_det_data_50.tar
-        cd ./inference && tar xf ch_ppocr_server_v2.0_det_infer.tar && tar xf ch_det_data_50.tar && cd ../
+        cd ./inference && tar xf ch_ppocr_server_v2.0_det_train.tar && tar xf ch_det_data_50.tar && cd ../
     elif  [ ${model_name} = "ocr_system_mobile" ]; then
         wget -nc  -P ./inference https://paddleocr.bj.bcebos.com/dygraph_v2.0/ch/ch_ppocr_mobile_v2.0_det_infer.tar
         wget -nc -P ./inference https://paddleocr.bj.bcebos.com/dygraph_v2.0/test/ch_det_data_50.tar