diff --git a/.travis.yml b/.travis.yml
index 7c51d6b97ec..20fc9c07e11 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -36,13 +36,20 @@ env:
     - UNISH_DRUPAL_MAJOR_VERSION=7 PHPUNIT_ARGS=--group=pm
     - UNISH_DRUPAL_MAJOR_VERSION=7 PHPUNIT_ARGS=--group=quick-drupal
     - UNISH_DRUPAL_MAJOR_VERSION=7 PHPUNIT_ARGS=--exclude-group=base,make,commands,pm,quick-drupal
-#D8
+#D8.3.x
     - UNISH_DRUPAL_MAJOR_VERSION=8 PHPUNIT_ARGS=--group=make
     - UNISH_DRUPAL_MAJOR_VERSION=8 PHPUNIT_ARGS=--group=base
     - UNISH_DRUPAL_MAJOR_VERSION=8 PHPUNIT_ARGS=--group=commands
     - UNISH_DRUPAL_MAJOR_VERSION=8 PHPUNIT_ARGS=--group=pm
     - UNISH_DRUPAL_MAJOR_VERSION=8 PHPUNIT_ARGS=--group=quick-drupal
     - UNISH_DRUPAL_MAJOR_VERSION=8 PHPUNIT_ARGS=--exclude-group=base,make,commands,pm,quick-drupal TEST_CHILDREN="drush-ops/config-extra"
+#D8.4.x
+    - UNISH_DRUPAL_MAJOR_VERSION=8 UNISH_DRUPAL_MINOR_VERSION=4.x PHPUNIT_ARGS=--group=make
+    - UNISH_DRUPAL_MAJOR_VERSION=8 UNISH_DRUPAL_MINOR_VERSION=4.x PHPUNIT_ARGS=--group=base
+    - UNISH_DRUPAL_MAJOR_VERSION=8 UNISH_DRUPAL_MINOR_VERSION=4.x PHPUNIT_ARGS=--group=commands
+    - UNISH_DRUPAL_MAJOR_VERSION=8 UNISH_DRUPAL_MINOR_VERSION=4.x PHPUNIT_ARGS=--group=pm
+    - UNISH_DRUPAL_MAJOR_VERSION=8 UNISH_DRUPAL_MINOR_VERSION=4.x PHPUNIT_ARGS=--group=quick-drupal
+    - UNISH_DRUPAL_MAJOR_VERSION=8 UNISH_DRUPAL_MINOR_VERSION=4.x PHPUNIT_ARGS=--exclude-group=base,make,commands,pm,quick-drupal
 
     # - UNISH_DB_URL=sqlite://none/of/this/matters PHPUNIT_ARGS=--group=make
     # - UNISH_DB_URL=sqlite://none/of/this/matters PHPUNIT_ARGS=--group=base
@@ -86,6 +93,18 @@ matrix:
       env: UNISH_DRUPAL_MAJOR_VERSION=8 PHPUNIT_ARGS=--group=quick-drupal
     - php: 5.4
       env: UNISH_DRUPAL_MAJOR_VERSION=8 PHPUNIT_ARGS=--exclude-group=base,make,commands,pm,quick-drupal TEST_CHILDREN="drush-ops/config-extra"
+    - php: 5.4
+      env: UNISH_DRUPAL_MAJOR_VERSION=8 UNISH_DRUPAL_MINOR_VERSION=4.x PHPUNIT_ARGS=--group=make
+    - php: 5.4
+      env: UNISH_DRUPAL_MAJOR_VERSION=8 UNISH_DRUPAL_MINOR_VERSION=4.x PHPUNIT_ARGS=--group=base
+    - php: 5.4
+      env: UNISH_DRUPAL_MAJOR_VERSION=8 UNISH_DRUPAL_MINOR_VERSION=4.x PHPUNIT_ARGS=--group=commands
+    - php: 5.4
+      env: UNISH_DRUPAL_MAJOR_VERSION=8 UNISH_DRUPAL_MINOR_VERSION=4.x PHPUNIT_ARGS=--group=pm
+    - php: 5.4
+      env: UNISH_DRUPAL_MAJOR_VERSION=8 UNISH_DRUPAL_MINOR_VERSION=4.x PHPUNIT_ARGS=--group=quick-drupal
+    - php: 5.4
+      env: UNISH_DRUPAL_MAJOR_VERSION=8 UNISH_DRUPAL_MINOR_VERSION=4.x PHPUNIT_ARGS=--exclude-group=base,make,commands,pm,quick-drupal"
 
 before_install:
   - echo 'mbstring.http_input = pass' >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini
diff --git a/tests/Unish/UnishTestCase.php b/tests/Unish/UnishTestCase.php
index 37fe9806cd1..e9ae4ab8d75 100644
--- a/tests/Unish/UnishTestCase.php
+++ b/tests/Unish/UnishTestCase.php
@@ -263,7 +263,14 @@ function db_driver($db_url = UNISH_DB_URL) {
     return parse_url(UNISH_DB_URL, PHP_URL_SCHEME);
   }
 
-  function setUpDrupal($num_sites = 1, $install = FALSE, $version_string = UNISH_DRUPAL_MAJOR_VERSION, $profile = NULL) {
+  function defaultInstallationVerion() {
+    return UNISH_DRUPAL_MAJOR_VERSION . UNISH_DRUPAL_MINOR_VERSION;
+  }
+
+  function setUpDrupal($num_sites = 1, $install = FALSE, $version_string = NULL, $profile = NULL) {
+    if (!$version_string) {
+      $version_string = UNISH_DRUPAL_MAJOR_VERSION;
+    }
     $sites_subdirs_all = array('dev', 'stage', 'prod', 'retired', 'elderly', 'dead', 'dust');
     $sites_subdirs = array_slice($sites_subdirs_all, 0, $num_sites);
     $root = $this->webroot();
@@ -315,7 +322,10 @@ function setUpDrupal($num_sites = 1, $install = FALSE, $version_string = UNISH_D
     return self::$sites;
   }
 
-  function fetchInstallDrupal($env = 'dev', $install = FALSE, $version_string = UNISH_DRUPAL_MAJOR_VERSION, $profile = NULL, $separate_roots = FALSE) {
+  function fetchInstallDrupal($env = 'dev', $install = FALSE, $version_string = NULL, $profile = NULL, $separate_roots = FALSE) {
+    if (!$version_string) {
+      $version_string = UNISH_DRUPAL_MAJOR_VERSION;
+    }
     $root = $this->webroot();
     $uri = $separate_roots ? "default" : "$env";
     $options = array();
diff --git a/tests/archiveDumpTest.php b/tests/archiveDumpTest.php
index cfeb48e9a48..5085142a94f 100644
--- a/tests/archiveDumpTest.php
+++ b/tests/archiveDumpTest.php
@@ -22,7 +22,7 @@ class archiveDumpCase extends CommandUnishTestCase {
    */
   private function archiveDump($no_core) {
     $profile = UNISH_DRUPAL_MAJOR_VERSION >= 7 ? 'testing' : 'default';
-    $this->fetchInstallDrupal(self::uri, TRUE, UNISH_DRUPAL_MAJOR_VERSION, $profile);
+    $this->fetchInstallDrupal(self::uri, TRUE, NULL, $profile);
     $root = $this->webroot();
     $dump_dest = UNISH_SANDBOX . DIRECTORY_SEPARATOR . 'dump.tar.gz';
     $options = array(
diff --git a/tests/bootstrap.inc b/tests/bootstrap.inc
index be5b978e9e0..ab7f8cc1939 100644
--- a/tests/bootstrap.inc
+++ b/tests/bootstrap.inc
@@ -31,6 +31,16 @@ function unish_init() {
     $unish_drupal_major = $GLOBALS['UNISH_DRUPAL_MAJOR_VERSION'];
   }
   define('UNISH_DRUPAL_MAJOR_VERSION', $unish_drupal_major);
+  $unish_drupal_minor = '';
+  if ($unish_drupal_major == 8) {
+    if (getenv('UNISH_DRUPAL_MINOR_VERSION')) {
+      $unish_drupal_minor = '.' . getenv('UNISH_DRUPAL_MINOR_VERSION');
+    }
+    elseif (isset($GLOBALS['UNISH_DRUPAL_MINOR_VERSION'])) {
+      $unish_drupal_minor = '.' . $GLOBALS['UNISH_DRUPAL_MINOR_VERSION'];
+    }
+  }
+  define('UNISH_DRUPAL_MINOR_VERSION', $unish_drupal_minor);
 
   // We read from env then globals then default to mysql.
   $unish_db_url = 'mysql://root:@127.0.0.1';
diff --git a/tests/makeTest.php b/tests/makeTest.php
index 7741e77ae43..cccc70fa65c 100644
--- a/tests/makeTest.php
+++ b/tests/makeTest.php
@@ -380,6 +380,7 @@ function testMakeBZ2() {
     }
   }
 
+  /* TODO: http://download.gna.org/wkhtmltopdf/obsolete/linux/wkhtmltopdf-0.11.0_rc1-static-amd64.tar.bz2 cannot be downloaded any longer
   function testMakeBZ2SingleFile() {
     // Silently skip bz2 test if bz2 is not installed.
     exec('which bzip2', $output, $whichBzip2ErrorCode);
@@ -390,6 +391,7 @@ function testMakeBZ2SingleFile() {
       $this->markTestSkipped('bzip2 command not available.');
     }
   }
+  */
 
   function testMakeContribDestination() {
     $this->runMakefileTest('contrib-destination');