diff --git a/core/drupalci.yml b/core/drupalci.yml
index 7621541666..893046afce 100644
--- a/core/drupalci.yml
+++ b/core/drupalci.yml
@@ -43,20 +43,20 @@ build:
         testgroups: '--all'
         suppress-deprecations: false
         halt-on-fail: false
-      run_tests.functional:
-        types: 'PHPUnit-Functional'
-        testgroups: '--all'
-        suppress-deprecations: false
-        halt-on-fail: false
-      run_tests.javascript:
-        concurrency: 15
-        types: 'PHPUnit-FunctionalJavascript'
-        testgroups: '--all'
-        suppress-deprecations: false
-        halt-on-fail: false
-      # Run nightwatch testing.
-      # @see https://www.drupal.org/project/drupal/issues/2869825
-      nightwatchjs:
+#      run_tests.functional:
+#        types: 'PHPUnit-Functional'
+#        testgroups: '--all'
+#        suppress-deprecations: false
+#        halt-on-fail: false
+#      run_tests.javascript:
+#        concurrency: 15
+#        types: 'PHPUnit-FunctionalJavascript'
+#        testgroups: '--all'
+#        suppress-deprecations: false
+#        halt-on-fail: false
+#      # Run nightwatch testing.
+#      # @see https://www.drupal.org/project/drupal/issues/2869825
+#      nightwatchjs:
 #      container_command.drupal_project_templates:
 #        commands:
 #          - "sudo -u www-data ${SOURCE_DIR}/core/tests/scripts/test_composer_project_templates.sh"