diff --git a/configs/dcn/cascade_mask_rcnn_dcnv2_se154_vd_fpn_gn_s1x.yml b/configs/dcn/cascade_mask_rcnn_dcnv2_se154_vd_fpn_gn_s1x.yml
index da1876b8fe216ab29104d6156f005980c07a1d44..d92c2d9f4667d9a69a982053b78da9911244aed2 100755
--- a/configs/dcn/cascade_mask_rcnn_dcnv2_se154_vd_fpn_gn_s1x.yml
+++ b/configs/dcn/cascade_mask_rcnn_dcnv2_se154_vd_fpn_gn_s1x.yml
@@ -235,7 +235,6 @@ EvalReader:
 TestReader:
   batch_size: 1
   inputs_def:
-    image_shape: [3,800,1333]
     fields: ['image', 'im_info', 'im_id', 'im_shape']
   dataset:
     !ImageFolder
diff --git a/configs/dcn/cascade_rcnn_cls_aware_r200_vd_fpn_dcnv2_nonlocal_softnms.yml b/configs/dcn/cascade_rcnn_cls_aware_r200_vd_fpn_dcnv2_nonlocal_softnms.yml
index bfc216e9b00547e561c26f7aa8b2fa24d334d40b..6fef72ec1384fddedf086c0a04bd260a29cd11a9 100644
--- a/configs/dcn/cascade_rcnn_cls_aware_r200_vd_fpn_dcnv2_nonlocal_softnms.yml
+++ b/configs/dcn/cascade_rcnn_cls_aware_r200_vd_fpn_dcnv2_nonlocal_softnms.yml
@@ -185,7 +185,6 @@ EvalReader:
 
 TestReader:
   inputs_def:
-    image_shape: [3,800,1333]
     fields: ['image', 'im_info', 'im_id', 'im_shape']
   dataset:
     !ImageFolder
diff --git a/configs/faster_reader.yml b/configs/faster_reader.yml
index 02a40e87435be909e4fca9851d038d7e23aae9bf..643b4721ab12dac2f8806471b562df3b52abb2f4 100644
--- a/configs/faster_reader.yml
+++ b/configs/faster_reader.yml
@@ -62,7 +62,6 @@ EvalReader:
 
 TestReader:
   inputs_def:
-    image_shape: [3,800,1333]
     fields: ['image', 'im_info', 'im_id', 'im_shape']
   dataset:
     !ImageFolder
diff --git a/configs/mask_fpn_reader.yml b/configs/mask_fpn_reader.yml
index fa7e75cf00a49c04316d091406d7cc7187dbe8e2..aca3e0ba902bc44fb6bd0b49f282d6a2457a086f 100644
--- a/configs/mask_fpn_reader.yml
+++ b/configs/mask_fpn_reader.yml
@@ -73,7 +73,6 @@ EvalReader:
 
 TestReader:
   inputs_def:
-    image_shape: [3,800,1333]
     fields: ['image', 'im_info', 'im_id', 'im_shape']
   dataset:
     !ImageFolder
diff --git a/configs/mask_reader.yml b/configs/mask_reader.yml
index 2a3a143765620c2a1993a201ab3c31fae5d6e463..50432ece63e053989ef05b9e2656e4c171723eae 100644
--- a/configs/mask_reader.yml
+++ b/configs/mask_reader.yml
@@ -65,7 +65,6 @@ EvalReader:
 
 TestReader:
   inputs_def:
-    image_shape: [3,800,1333]
     fields: ['image', 'im_info', 'im_id', 'im_shape']
   dataset:
     !ImageFolder