diff --git a/.travis.yml b/.travis.yml
index b914de6ed..4c8e18efe 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -30,7 +30,7 @@ matrix:
   include:
     - python: "3.6"
       env:
-        - BROWSER=chrome
+        - BROWSER=headlesschrome
         - SELENIUM=3.8.0
         - ROBOTFRAMEWORK=3.0.2
         - ROBOT_OPTIONS=--dotted
@@ -52,7 +52,7 @@ matrix:
         - SELENIUM=2.53.6
         - ROBOTFRAMEWORK=3.0.2
         - ROBOT_OPTIONS=--dotted
-    - python: "3.3"
+    - python: "3.6"
       env:
         - BROWSER=firefox
         - SELENIUM=3.8.0
diff --git a/test/run_tests.py b/test/run_tests.py
index aeb03a68e..051eab1b6 100755
--- a/test/run_tests.py
+++ b/test/run_tests.py
@@ -216,7 +216,9 @@ def sauce_credentials(sauce_username, sauce_key):
     )
     args, rf_options = parser.parse_known_args()
     browser = args.browser.lower().strip()
-    if TRAVIS and browser not in ['chrome', 'firefox'] and TRAVIS_EVENT_TYPE != 'cron':
+    if (TRAVIS and browser not in ['chrome', 'firefox', 'headlesschrome'] and
+        TRAVIS_EVENT_TYPE != 'cron'):
+        # When running in only Chrome and Firefox are available.
         print(
             'Can not run test with browser "{}" from SauceLabs with PR.\n'
             'SauceLabs can be used only when running with cron and from '