diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index ee0cd402f3d8..16260a380e37 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -531,7 +531,7 @@ static int udf_do_extend_file(struct inode *inode,
 			  sb->s_blocksize - 1) & ~(sb->s_blocksize - 1));
 		iinfo->i_lenExtents =
 			(iinfo->i_lenExtents + sb->s_blocksize - 1) &
-			~(sb->s_blocksize - 1);
+			~((u64)sb->s_blocksize - 1);
 	}
 
 	add = 0;