diff --git a/chapter_multilayer-perceptrons/kaggle-house-price.md b/chapter_multilayer-perceptrons/kaggle-house-price.md
index e26aaee..d9d3ebb 100644
--- a/chapter_multilayer-perceptrons/kaggle-house-price.md
+++ b/chapter_multilayer-perceptrons/kaggle-house-price.md
@@ -344,7 +344,7 @@ representação para treinamento.
 #@tab all
 n_train = train_data.shape[0]
 train_features = d2l.tensor(all_features[:n_train].values, dtype=d2l.float32)
-test_features = d2l.tensor(all_features[n_train:].values, dtype=d2l.float32)
+test_features = d2l.tensor(all_features[n_train:].values.astype(np.float32), dtype=d2l.float32)
 train_labels = d2l.tensor(
     train_data.SalePrice.values.reshape(-1, 1), dtype=d2l.float32)
 ```