diff --git a/test/cors/main.py b/test/cors/main.py
index 8f4314d9f7..5da06ae681 100755
--- a/test/cors/main.py
+++ b/test/cors/main.py
@@ -180,9 +180,19 @@ def run(args, url):
     browsers = list(ALL_BROWSERS) if 'all' in args.browsers else args.browsers
     ran_one = False
     for browser_name in browsers:
+        kwargs = {}
+        try:
+            options = getattr(
+                selenium.webdriver, browser_name.title() + 'Options')()
+            options.headless = True
+            kwargs['options'] = options
+        except AttributeError:
+            # not all browser types have Options class
+            pass
+
         driver = getattr(selenium.webdriver, browser_name.title())
         try:
-            browser = driver()
+            browser = driver(**kwargs)
         except Exception as e:
             if not ('needs to be in PATH' in str(e) or
                     'SafariDriver was not found' in str(e)):
diff --git a/tools/playbooks/cors/run.yaml b/tools/playbooks/cors/run.yaml
index a6076f82d9..cd8d73d092 100644
--- a/tools/playbooks/cors/run.yaml
+++ b/tools/playbooks/cors/run.yaml
@@ -9,7 +9,7 @@
 
     - name: Run CORS tests
       shell: >
-        xvfb-run python
+        python
         {{ ansible_env.HOME }}/{{ zuul.project.src_dir }}/test/cors/main.py
         --output {{ ansible_env.HOME }}/cors-test-results.txt
         all