diff --git a/configs/rec/ch_PP-OCRv2/ch_PP-OCRv2_rec_distillation.yml b/configs/rec/ch_PP-OCRv2/ch_PP-OCRv2_rec_distillation.yml
index ab48b99791d00785d143cd933ccc31b3f69d0f8f..9bddcb29ede5891a836741d0a49ee04c4dfe8ca5 100644
--- a/configs/rec/ch_PP-OCRv2/ch_PP-OCRv2_rec_distillation.yml
+++ b/configs/rec/ch_PP-OCRv2/ch_PP-OCRv2_rec_distillation.yml
@@ -19,6 +19,7 @@ Global:
   use_space_char: true
   distributed: true
   save_res_path: ./output/rec/predicts_pp-OCRv2_distillation.txt
+  amp_custom_black_list: ['matmul','matmul_v2','elementwise_add']
 
 
 Optimizer: