--- a/browser/base/content/test/general/browser_ssl_error_reports.js
+++ b/browser/base/content/test/general/browser_ssl_error_reports.js
@@ -61,16 +61,17 @@ function* testSendReportAutomatically(te
 
   // Add a tab and wait until it's loaded.
   let tab = yield BrowserTestUtils.openNewForegroundTab(gBrowser, "about:blank");
   let browser = tab.linkedBrowser;
 
   // Load the page and wait for the error report submission.
   let promiseStatus = createReportResponseStatusPromise(URL_REPORTS + suffix);
   browser.loadURI(testURL);
+  yield promiseErrorPageLoaded(browser);
 
   ok(!isErrorStatus(yield promiseStatus),
      "SSL error report submitted successfully");
 
   // Check that we loaded the right error page.
   yield checkErrorPage(browser, errorURISuffix);
 
   // Cleanup.