diff --git a/nets/corr.py b/nets/corr.py
index 446500a..15df9d2 100644
--- a/nets/corr.py
+++ b/nets/corr.py
@@ -36,7 +36,7 @@ def get_correlation(self, left_feature, right_feature, psize=(3, 3), dilate=(1,
         di_y, di_x = dilate[0], dilate[1]
         pady, padx = psize[0] // 2 * di_y, psize[1] // 2 * di_x
 
-        right_pad = F.pad(right_feature, pad_witdth=(
+        right_pad = F.pad(right_feature, pad_width=(
             (0, 0), (0, 0), (pady, pady), (padx, padx)), mode="replicate")
 
         right_slid = F.sliding_window(