diff --git a/src/sftp.c b/src/sftp.c
index ad90300a..37094c3d 100644
--- a/src/sftp.c
+++ b/src/sftp.c
@@ -95,10 +95,10 @@ static int sftp_close_handle(LIBSSH2_SFTP_HANDLE *handle);
 static int sftp_attrsize(unsigned long flags)
 {
     return (4 +                                 /* flags(4) */
-            (((flags) & LIBSSH2_SFTP_ATTR_SIZE) ? 8 : 0) +
-            (((flags) & LIBSSH2_SFTP_ATTR_UIDGID) ? 8 : 0) +
-            (((flags) & LIBSSH2_SFTP_ATTR_PERMISSIONS) ? 4 : 0) +
-            (((flags) & LIBSSH2_SFTP_ATTR_ACMODTIME) ? 8 : 0));
+            ((flags & LIBSSH2_SFTP_ATTR_SIZE) ? 8 : 0) +
+            ((flags & LIBSSH2_SFTP_ATTR_UIDGID) ? 8 : 0) +
+            ((flags & LIBSSH2_SFTP_ATTR_PERMISSIONS) ? 4 : 0) +
+            ((flags & LIBSSH2_SFTP_ATTR_ACMODTIME) ? 8 : 0));
                                                 /* atime + mtime as u32 */
 }