diff --git a/tabby-serial/src/profiles.ts b/tabby-serial/src/profiles.ts
index 0b7a163c..c70d699b 100644
--- a/tabby-serial/src/profiles.ts
+++ b/tabby-serial/src/profiles.ts
@@ -25,7 +25,7 @@ export class SerialProfilesService extends ProfileProvider<SerialProfile> {
             xon: false,
             xoff: false,
             xany: false,
-            inputMode: 'local-echo',
+            inputMode: null,
             outputMode: null,
             inputNewlines: null,
             outputNewlines: 'crlf',