diff --git a/PaddleCV/PaddleDetection/slim/distillation/README.md b/PaddleCV/PaddleDetection/slim/distillation/README.md
index 88d753bbf3686ec8fd6a9c623607918c70584328..af1962e4cc8e4ce24346ea95003a21534ed92136 100755
--- a/PaddleCV/PaddleDetection/slim/distillation/README.md
+++ b/PaddleCV/PaddleDetection/slim/distillation/README.md
@@ -115,7 +115,7 @@ python ../eval.py \
 ```
 python ../infer.py \
     --model_path ${checkpoint_path}/${epoch_id}/eval_model/ \
-    --model_name __model__ \
+    --model_name __model__.infer \
     --params_name __params__ \
     -c ../../configs/yolov3_mobilenet_v1_voc.yml \
     --infer_dir ../../demo
diff --git a/PaddleCV/PaddleDetection/slim/prune/README.md b/PaddleCV/PaddleDetection/slim/prune/README.md
index ee98765843e79086c17f8066497291d2f7ef426e..80a572f22e1ea0252a5434024061cd618d6da3d6 100644
--- a/PaddleCV/PaddleDetection/slim/prune/README.md
+++ b/PaddleCV/PaddleDetection/slim/prune/README.md
@@ -196,7 +196,7 @@ python ../eval.py \
 ```
 python ../infer.py \
     --model_path ${checkpoint_path}/${epoch_id}/eval_model/ \
-    --model_name __model__ \
+    --model_name __model__.infer \
     --params_name __params__ \
     -c ../../configs/yolov3_mobilenet_v1_voc.yml \
     --infer_dir ../../demo
diff --git a/PaddleSlim/classification/distillation/README.md b/PaddleSlim/classification/distillation/README.md
index 6a097851cdb65ef27e7e0fc74419533ecc816606..b910497394a806496c6d90ff65adfafeb6e03b31 100755
--- a/PaddleSlim/classification/distillation/README.md
+++ b/PaddleSlim/classification/distillation/README.md
@@ -140,7 +140,7 @@ python eval.py \
 python infer.py \
     --use_gpu True \
     --model_path ${save_path}/eval_model/ \
-    --model_name __model__ \
+    --model_name __model__.infer \
     --params_name __params__
 ```
 
diff --git a/PaddleSlim/classification/pruning/README.md b/PaddleSlim/classification/pruning/README.md
index 6c4035d5d94e17e162ef95427bcbe49605c17620..05480dedabf342ee0d639418f7bf9cc399d94d03 100644
--- a/PaddleSlim/classification/pruning/README.md
+++ b/PaddleSlim/classification/pruning/README.md
@@ -129,7 +129,7 @@ python eval.py \
 python infer.py \
     --use_gpu True \
     --model_path ${save_path}/eval_model/ \
-    --model_name __model__ \
+    --model_name __model__.infer \
     --params_name __params__
 ```