diff --git a/lib/tasks/gather.js b/lib/tasks/gather.js
index 43b27d10..8aa1bdc9 100644
--- a/lib/tasks/gather.js
+++ b/lib/tasks/gather.js
@@ -528,7 +528,9 @@ class TaskGather extends SttTask {
     this._clearTimer();
     this._timeoutTimer = setTimeout(() => {
       if (this.isContinuousAsr) this._startAsrTimer();
-      else this._resolve(this.digitBuffer.length >= this.minDigits ? 'dtmf-num-digits' : 'timeout');
+      else if (this.interDigitTimeout <= 0 || this.digitBuffer.length < this.minDigits || this.needsStt) {
+        this._resolve(this.digitBuffer.length >= this.minDigits ? 'dtmf-num-digits' : 'timeout');
+      }
     }, this.timeout);
   }