diff --git a/tests/Generator/DefaultTimeGeneratorTest.php b/tests/Generator/DefaultTimeGeneratorTest.php
index f5b11ca3..9691fa03 100644
--- a/tests/Generator/DefaultTimeGeneratorTest.php
+++ b/tests/Generator/DefaultTimeGeneratorTest.php
@@ -45,9 +45,7 @@ protected function tearDown()
         $this->nodeProvider = null;
         $this->timeConverter = null;
         Mockery::close();
-        if (!self::isHhvm()) {
-            AspectMock::clean();
-        }
+        AspectMock::clean();
     }
 
     public function testGenerateUsesNodeProviderWhenNodeIsNull()
@@ -170,7 +168,6 @@ public function testGenerateUsesRandomSequenceWhenClockSeqNull()
     {
         $expectedBytes = hex2bin('0000000000001000a596122f80ca9e06');
 
-        $this->skipIfHhvm();
         $mt_rand = AspectMock::func('Ramsey\Uuid\Generator', 'mt_rand', 9622);
         $defaultTimeGenerator = new DefaultTimeGenerator(
             $this->nodeProvider,
diff --git a/tests/Generator/OpenSslGeneratorTest.php b/tests/Generator/OpenSslGeneratorTest.php
index 0a989134..5a1756ca 100644
--- a/tests/Generator/OpenSslGeneratorTest.php
+++ b/tests/Generator/OpenSslGeneratorTest.php
@@ -13,12 +13,6 @@
  */
 class OpenSslGeneratorTest extends TestCase
 {
-    protected function setUp()
-    {
-        $this->skipIfHhvm();
-        parent::setUp();
-    }
-
     public function lengthAndHexDataProvider()
     {
         return [
diff --git a/tests/Generator/PeclUuidTestCase.php b/tests/Generator/PeclUuidTestCase.php
index 246dbf7d..9cc20552 100644
--- a/tests/Generator/PeclUuidTestCase.php
+++ b/tests/Generator/PeclUuidTestCase.php
@@ -8,10 +8,4 @@ class PeclUuidTestCase extends TestCase
 {
     protected $uuidString = 'b08c6fff-7dc5-e111-9b21-0800200c9a66';
     protected $uuidBinary = '62303863366666662d376463352d653131312d396232312d303830303230306339613636';
-
-    protected function setUp()
-    {
-        $this->skipIfHhvm();
-        parent::setUp();
-    }
 }
diff --git a/tests/Generator/RandomBytesGeneratorTest.php b/tests/Generator/RandomBytesGeneratorTest.php
index b0008f98..9a758879 100644
--- a/tests/Generator/RandomBytesGeneratorTest.php
+++ b/tests/Generator/RandomBytesGeneratorTest.php
@@ -13,12 +13,6 @@
  */
 class RandomBytesGeneratorTest extends TestCase
 {
-    protected function setUp()
-    {
-        $this->skipIfHhvm();
-        parent::setUp();
-    }
-
     public function lengthAndHexDataProvider()
     {
         return [
diff --git a/tests/Provider/Node/RandomNodeProviderTest.php b/tests/Provider/Node/RandomNodeProviderTest.php
index d6381c15..57bd84da 100644
--- a/tests/Provider/Node/RandomNodeProviderTest.php
+++ b/tests/Provider/Node/RandomNodeProviderTest.php
@@ -8,12 +8,6 @@
 
 class RandomNodeProviderTest extends TestCase
 {
-    protected function setUp()
-    {
-        $this->skipIfHhvm();
-        parent::setUp();
-    }
-
     protected function tearDown()
     {
         parent::tearDown();
diff --git a/tests/Provider/Node/SystemNodeProviderTest.php b/tests/Provider/Node/SystemNodeProviderTest.php
index b03c01a0..47d793ad 100644
--- a/tests/Provider/Node/SystemNodeProviderTest.php
+++ b/tests/Provider/Node/SystemNodeProviderTest.php
@@ -134,8 +134,6 @@ public function osCommandDataProvider()
      */
     public function testGetNodeGetsNetworkInterfaceConfig($os, $command, $filename)
     {
-        $this->skipIfHhvm();
-
         $commandOutput = file_get_contents(dirname(__FILE__) . '/' . $filename);
 
         AspectMock::func('Ramsey\Uuid\Provider\Node', 'php_uname', $os);
diff --git a/tests/Provider/Time/SystemTimeProviderTest.php b/tests/Provider/Time/SystemTimeProviderTest.php
index af03bad7..ef3ff765 100644
--- a/tests/Provider/Time/SystemTimeProviderTest.php
+++ b/tests/Provider/Time/SystemTimeProviderTest.php
@@ -23,7 +23,6 @@ public function testCurrentTimeReturnsTimestampArray()
      */
     public function testCurrentTimeUsesGettimeofday()
     {
-        $this->skipIfHhvm();
         $timestamp = ['sec' => 1458844556, 'usec' => 200997];
         $func = AspectMock::func('Ramsey\Uuid\Provider\Time', 'gettimeofday', $timestamp);
         $provider = new SystemTimeProvider();
diff --git a/tests/TestCase.php b/tests/TestCase.php
index 4ea1128a..e96b537a 100644
--- a/tests/TestCase.php
+++ b/tests/TestCase.php
@@ -10,9 +10,7 @@ class TestCase extends PHPUnitTestCase
     protected function tearDown()
     {
         parent::tearDown();
-        if (!self::isHhvm()) {
-            AspectMock::clean();
-        }
+        AspectMock::clean();
         Mockery::close();
     }
 
@@ -75,16 +73,4 @@ public static function isLittleEndianSystem()
     {
         return current(unpack('v', pack('S', 0x00FF))) === 0x00FF;
     }
-
-    protected function skipIfHhvm()
-    {
-        if (self::isHhvm()) {
-            $this->markTestSkipped('Skipping test that cannot run on HHVM');
-        }
-    }
-
-    protected static function isHhvm()
-    {
-        return defined('HHVM_VERSION');
-    }
 }
diff --git a/tests/bootstrap.php b/tests/bootstrap.php
index c1a2760a..751acd73 100644
--- a/tests/bootstrap.php
+++ b/tests/bootstrap.php
@@ -27,10 +27,8 @@ function uuid_parse()
     define('UUID_TYPE_RANDOM', 4);
 }
 
-if (!defined('HHVM_VERSION')) {
-    $kernel = \AspectMock\Kernel::getInstance();
-    $kernel->init([
-        'debug' => true,
-        'includePaths' => [__DIR__ . '/../src']
-    ]);
-}
+$kernel = \AspectMock\Kernel::getInstance();
+$kernel->init([
+    'debug' => true,
+    'includePaths' => [__DIR__ . '/../src']
+]);
diff --git a/tools/hhvm-docker/Dockerfile b/tools/hhvm-docker/Dockerfile
deleted file mode 100644
index f503e925..00000000
--- a/tools/hhvm-docker/Dockerfile
+++ /dev/null
@@ -1,13 +0,0 @@
-FROM benramsey/hhvm-dev:3.12.0
-
-RUN apt-get update -y && apt-get install -y build-essential curl wget git uuid-dev libuuid1
-RUN wget https://github.com/vipsoft/hhvm-ext-uuid/archive/ba0ebae0fe.tar.gz \
-  && tar zxf ba0ebae0fe.tar.gz \
-  && cd hhvm-ext-uuid-ba0ebae0fe123e8545ea02110db2f0102c08d637/ \
-  && hphpize \
-  && cmake . \
-  && make \
-  && cp uuid.so /etc/hhvm/ext/uuid.so \
-  && printf "hhvm.dynamic_extensions[uuid] = uuid.so\n" >> /etc/hhvm/php.ini
-RUN rm ba0ebae0fe.tar.gz && rm -rf hhvm-ext-uuid-ba0ebae0fe123e8545ea02110db2f0102c08d637/
-RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer