diff --git a/services/paddle_services/clas_text.py b/services/paddle_services/clas_text.py
index 22ab330..3f4f809 100644
--- a/services/paddle_services/clas_text.py
+++ b/services/paddle_services/clas_text.py
@@ -9,7 +9,7 @@ from utils import process_request
 app = Flask(__name__)
 schema = ['基本医保结算单', '出院记录', '费用清单']
 CLAS = Taskflow('zero_shot_text_classification', model='utc-xbase', schema=schema,
-                task_path='model/text_classification', precision='fp16')
+                task_path='model/text_classification', precision='fp32')
 
 
 @app.route('/', methods=['POST'])