diff --git a/paddleseg/models/losses/bootstrapped_cross_entropy.py b/paddleseg/models/losses/bootstrapped_cross_entropy.py
index 5ca95feb69..6443ccffec 100644
--- a/paddleseg/models/losses/bootstrapped_cross_entropy.py
+++ b/paddleseg/models/losses/bootstrapped_cross_entropy.py
@@ -38,9 +38,10 @@ def __init__(self, min_K, loss_th, weight=None, ignore_index=255):
         self.ignore_index = ignore_index
         self.K = min_K
         self.threshold = loss_th
+        if weight is not None:
+            weight = paddle.to_tensor(weight, dtype='float32')
         self.weight = weight
-        self.ignore_index = ignore_index
-
+        
     def forward(self, logit, label):
 
         n, c, h, w = logit.shape
@@ -55,7 +56,6 @@ def forward(self, logit, label):
             y = paddle.transpose(y, (0, 2, 3, 1))
             x = paddle.reshape(x, shape=(-1, c))
             y = paddle.reshape(y, shape=(-1, ))
-
             loss = F.cross_entropy(
                 x,
                 y,