diff --git a/lib/tasks/config.js b/lib/tasks/config.js
index 0addfcc8..7efc2c20 100644
--- a/lib/tasks/config.js
+++ b/lib/tasks/config.js
@@ -34,7 +34,8 @@ class TaskConfig extends Task {
         'finishOnKey', 'input', 'numDigits', 'minDigits', 'maxDigits',
         'interDigitTimeout', 'bargein', 'dtmfBargein', 'minBargeinWordCount', 'actionHook'
       ].forEach((k) => {
-        if (this.bargeIn[k]) this.gatherOpts[k] = this.bargeIn[k];
+        const val = this.bargeIn[k];
+        if (val !== undefined && val !== null) this.gatherOpts[k] = val;
       });
     }
     if (this.transcribe?.enable) {
@@ -295,7 +296,7 @@ class TaskConfig extends Task {
         voiceMs: this.vad.voiceMs || 250,
         silenceMs: this.vad.silenceMs || 150,
         strategy: this.vad.strategy || 'one-shot',
-        mode: this.vad.mod || 2
+        mode: (this.vad.mode !== undefined && this.vad.mode !== null) ? this.vad.mode : 2
       };
     }
   }