Untitled

diff --git a/terminal/terminal-options.c b/terminal/terminal-options.c
index 93661354..eeb8d194 100644
--- a/terminal/terminal-options.c
+++ b/terminal/terminal-options.c
@@ -610,7 +610,8 @@ terminal_window_attr_parse (gint              argc,
         }
       else if (terminal_option_cmp ("disable-server", 0, argc, argv, &n, NULL, &short_offset)
                || terminal_option_cmp ("sync", 0, argc, argv, &n, NULL, &short_offset)
-               || terminal_option_cmp ("g-fatal-warnings", 0, argc, argv, &n, NULL, &short_offset))
+               || terminal_option_cmp ("g-fatal-warnings", 0, argc, argv, &n, NULL, &short_offset)
+              || terminal_option_cmp ("class", 0, argc, argv, &n, &s, &short_offset))
         {
           /* options we can ignore */
           continue;