diff --git a/official/cv/resnet/config/resnet50_imagenet2012_Ascend_Thor_config.yaml b/official/cv/resnet/config/resnet50_imagenet2012_Ascend_Thor_config.yaml
index ece27d3eb885fe96aac30112362445236ec01a0b..b7d9d9a62cccbba4de4a7634207028be9a21f734 100644
--- a/official/cv/resnet/config/resnet50_imagenet2012_Ascend_Thor_config.yaml
+++ b/official/cv/resnet/config/resnet50_imagenet2012_Ascend_Thor_config.yaml
@@ -55,7 +55,7 @@ boost_mode: "O0"
 conv_init: "HeUniform"
 dense_init: "HeUniform"
 all_reduce_fusion_config:
-    - 85
+    - 80
     - 160
 train_image_size: 224
 eval_image_size: 224