diff --git a/tests/openid_conformance/test_conformance.py b/tests/openid_conformance/test_conformance.py
index e57b3fb71d..00cd034471 100644
--- a/tests/openid_conformance/test_conformance.py
+++ b/tests/openid_conformance/test_conformance.py
@@ -99,6 +99,7 @@ class TestOpenIDConformance(SeleniumTestCase):
                 uploaded_image += 1
             if test_info["status"] in ["INTERRUPTED", "FINISHED"]:
                 return
+            sleep(0.1)
 
     def get_screenshot(self):
         """Get a screenshot, but resize the window first so we don't exceed 500kb"""