--- a/testing/mozharness/scripts/web_platform_tests.py
+++ b/testing/mozharness/scripts/web_platform_tests.py
@@ -202,17 +202,18 @@ class WebPlatformTest(TestingMixin, Merc
                 "--log-wptreport=%s" % os.path.join(dirs["abs_blob_upload_dir"],
                                                     "wptreport.json"),
                 "--log-errorsummary=%s" % os.path.join(dirs["abs_blob_upload_dir"],
                                                        "wpt_errorsummary.log"),
                 "--binary=%s" % self.binary_path,
                 "--symbols-path=%s" % self.query_symbols_url(),
                 "--stackwalk-binary=%s" % self.query_minidump_stackwalk(),
                 "--stackfix-dir=%s" % os.path.join(dirs["abs_test_install_dir"], "bin"),
-                "--run-by-dir=3"]
+                "--run-by-dir=3",
+                "--no-pause-after-test"]
 
         if not sys.platform.startswith("linux"):
             cmd += ["--exclude=css"]
 
         for test_type in test_types:
             cmd.append("--test-type=%s" % test_type)
 
         if not c["e10s"]: