diff --git a/.gitignore b/.gitignore
index 0ceefc8c23c03d3f4ec0889629907a2b991e58d0..71e456f1f3f142249271b1056b216132e34594af 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,7 +12,6 @@ model_data/
 2007_val.txt
 # Byte-compiled / optimized / DLL files
 __pycache__/
-*.py[cod]
 *$py.class
 
 # C extensions
diff --git a/utils/nms_rotated/nms_rotated_ext.cp38-win_amd64.pyd b/utils/nms_rotated/nms_rotated_ext.cp38-win_amd64.pyd
new file mode 100644
index 0000000000000000000000000000000000000000..0ae23b824b9001eaa1b31f807eb45e10329da425
Binary files /dev/null and b/utils/nms_rotated/nms_rotated_ext.cp38-win_amd64.pyd differ