diff --git a/packages/notebook-extension/src/index.ts b/packages/notebook-extension/src/index.ts
index 67f6af72b3..b43e622e19 100644
--- a/packages/notebook-extension/src/index.ts
+++ b/packages/notebook-extension/src/index.ts
@@ -439,6 +439,7 @@ const scrollOutput: JupyterFrontEndPlugin<void> = {
     const autoScroll = (cell: CodeCell) => {
       if (!autoScrollOutputs) {
         // bail if disabled via the settings
+        cell.removeClass(SCROLLED_OUTPUTS_CLASS);
         return;
       }
       const { outputArea } = cell;