diff --git a/src/sdtui.c b/src/sdtui.c
index 43aa352..ed95362 100644
--- a/src/sdtui.c
+++ b/src/sdtui.c
@@ -1249,6 +1249,7 @@ G_GNUC_END_IGNORE_DEPRECATIONS
 	if (!(app.tk = termo_new (STDIN_FILENO, NULL, 0)))
 		abort ();
 
+	termo_set_canonflags (app.tk, TERMO_CANON_DELBS);
 	if (!initscr () || nonl () == ERR)
 		abort ();