diff --git a/src/browser/AccessibilityManager.ts b/src/browser/AccessibilityManager.ts
index 746a5a77..f5784230 100644
--- a/src/browser/AccessibilityManager.ts
+++ b/src/browser/AccessibilityManager.ts
@@ -151,7 +151,7 @@ export class AccessibilityManager extends Disposable {
       if (char === '\n') {
         this._liveRegionLineCount++;
         if (this._liveRegionLineCount === MAX_ROWS_TO_READ + 1) {
-          this._liveRegion.textContent += Strings.tooMuchOutput.get();
+          this._liveRegion.textContent = Strings.tooMuchOutput.get();
         }
       }
     }
@@ -203,6 +203,9 @@ export class AccessibilityManager extends Disposable {
     if (this._charsToAnnounce.length === 0) {
       return;
     }
+    if (this._liveRegion.textContent === Strings.tooMuchOutput.get()) {
+      this._clearLiveRegion();
+    }
     this._liveRegion.textContent += this._charsToAnnounce;
     this._charsToAnnounce = '';
   }