diff --git a/terminal.h b/terminal.h
index cac3b7b0..b6fb2aec 100644
--- a/terminal.h
+++ b/terminal.h
@@ -260,7 +260,6 @@ struct terminal {
         uint32_t reverse_wrap:1;
         uint32_t auto_margin:1;
         uint32_t cursor_blink:1;
-        uint32_t insert_mode:1;
         uint32_t bracketed_paste:1;
         uint32_t focus_events:1;
         uint32_t alt_scrolling:1;