diff --git a/configs/rec/rec_r31_sar.yml b/configs/rec/rec_r31_sar.yml
index 41609fdf28e78f5340ab08878c2b8b23f46020d2..f6fdc41c7cf60509754b33f8461666f143dc1ff1 100644
--- a/configs/rec/rec_r31_sar.yml
+++ b/configs/rec/rec_r31_sar.yml
@@ -15,7 +15,7 @@ Global:
   infer_img: 
   # for data or label process
   character_dict_path: ppocr/utils/dict90.txt
-  character_type: EN_symbol
+  character_type: ch
   max_text_length: 30
   infer_mode: False
   use_space_char: False