diff --git a/frontend/src/core/wasm/bridge.ts b/frontend/src/core/wasm/bridge.ts
index 806b58ddb77..b9dbf2b7e9f 100644
--- a/frontend/src/core/wasm/bridge.ts
+++ b/frontend/src/core/wasm/bridge.ts
@@ -213,6 +213,12 @@ export class PyodideBridge implements RunRequests, EditRequests {
       notebookFileStore.saveFile(code.contents);
       fallbackFileStore.saveFile(code.contents);
     }
+    // Also save to the other worker, since this is needed for
+    // exporting to HTML
+    // Fire-and-forget
+    void this.rpc.proxy.request.saveNotebook(request).catch((error) => {
+      Logger.error(error);
+    });
     return null;
   };
 
diff --git a/frontend/src/core/wasm/worker/worker.ts b/frontend/src/core/wasm/worker/worker.ts
index ff6b64d7d9f..7061fa7b81c 100644
--- a/frontend/src/core/wasm/worker/worker.ts
+++ b/frontend/src/core/wasm/worker/worker.ts
@@ -26,6 +26,7 @@ import { getController } from "./getController";
 import type {
   ListPackagesResponse,
   PackageOperationResponse,
+  SaveNotebookRequest,
 } from "@/core/network/types";
 import { decodeUtf8 } from "@/utils/strings";
 
@@ -230,6 +231,19 @@ const requestHandler = createRPCRequestHandler({
     };
   },
 
+  /**
+   * Save the notebook
+   */
+  saveNotebook: async (opts: SaveNotebookRequest) => {
+    // Partially duplicated from save-worker.ts
+    await pyodideReadyPromise; // Make sure loading is done
+    const saveFile = self.pyodide.runPython(`
+      from marimo._pyodide.bootstrap import save_file
+      save_file
+    `);
+    await saveFile(JSON.stringify(opts), WasmFileSystem.NOTEBOOK_FILENAME);
+  },
+
   /**
    * Call a function on the bridge
    */