diff --git a/paddle/fluid/API.spec b/paddle/fluid/API.spec
index eff8defaf74c10264ce177e02f7c60208f1d6f9e..078021616b1c11c6b976495b1c83db6d1f7f6ab3 100644
--- a/paddle/fluid/API.spec
+++ b/paddle/fluid/API.spec
@@ -318,7 +318,7 @@ paddle.fluid.layers.iou_similarity ArgSpec(args=['x', 'y', 'name'], varargs=None
 paddle.fluid.layers.box_coder ArgSpec(args=['prior_box', 'prior_box_var', 'target_box', 'code_type', 'box_normalized', 'name'], varargs=None, keywords=None, defaults=('encode_center_size', True, None))
 paddle.fluid.layers.polygon_box_transform ArgSpec(args=['input', 'name'], varargs=None, keywords=None, defaults=(None,))
 paddle.fluid.layers.yolov3_loss ArgSpec(args=['x', 'gtbox', 'gtlabel', 'anchors', 'class_num', 'ignore_thresh', 'loss_weight_xy', 'loss_weight_wh', 'loss_weight_conf_target', 'loss_weight_conf_notarget', 'loss_weight_class', 'name'], varargs=None, keywords=None, defaults=(None, None, None, None, None, None))
-paddle.fluid.layers.box_clip ArgSpec(args=['input_box', 'im_info', 'inplace', 'name'], varargs=None, keywords=None, defaults=(False, None))
+paddle.fluid.layers.box_clip ArgSpec(args=['input', 'im_info', 'inplace', 'name'], varargs=None, keywords=None, defaults=(False, None))
 paddle.fluid.layers.accuracy ArgSpec(args=['input', 'label', 'k', 'correct', 'total'], varargs=None, keywords=None, defaults=(1, None, None))
 paddle.fluid.layers.auc ArgSpec(args=['input', 'label', 'curve', 'num_thresholds', 'topk', 'slide_steps'], varargs=None, keywords=None, defaults=('ROC', 4095, 1, 1))
 paddle.fluid.layers.exponential_decay ArgSpec(args=['learning_rate', 'decay_steps', 'decay_rate', 'staircase'], varargs=None, keywords=None, defaults=(False,))