diff --git a/composer.json b/composer.json
index b732b01..e441cb6 100644
--- a/composer.json
+++ b/composer.json
@@ -20,8 +20,8 @@
         "react/stream": "^1.2"
     },
     "require-dev": {
-        "clue/block-react": "^1.5",
         "phpunit/phpunit": "^9.3 || ^5.7 || ^4.8.36",
+        "react/async": "^4 || ^3 || ^2",
         "react/http": "^1.5",
         "react/mysql": "^0.5.5"
     },
diff --git a/tests/FunctionalSshProcessConnectorTest.php b/tests/FunctionalSshProcessConnectorTest.php
index 1558630..1aaae23 100644
--- a/tests/FunctionalSshProcessConnectorTest.php
+++ b/tests/FunctionalSshProcessConnectorTest.php
@@ -3,7 +3,6 @@
 namespace Clue\Tests\React\SshProxy;
 
 use Clue\React\SshProxy\SshProcessConnector;
-use React\EventLoop\Loop;
 
 class FunctionalSshProcessConnectorTest extends TestCase
 {
@@ -30,7 +29,7 @@ public function testConnectInvalidProxyUriWillReturnRejectedPromise()
         $promise = $this->connector->connect('example.com:80');
 
         $this->setExpectedException('RuntimeException', 'Connection to example.com:80 failed because SSH client died');
-        \Clue\React\Block\await($promise, Loop::get(), self::TIMEOUT);
+        \React\Async\await(\React\Promise\Timer\timeout($promise, self::TIMEOUT));
     }
 
     public function testConnectInvalidTargetWillReturnRejectedPromise()
@@ -38,7 +37,7 @@ public function testConnectInvalidTargetWillReturnRejectedPromise()
         $promise = $this->connector->connect('example.invalid:80');
 
         $this->setExpectedException('RuntimeException', 'Connection to example.invalid:80 rejected:');
-        \Clue\React\Block\await($promise, Loop::get(), self::TIMEOUT);
+        \React\Async\await(\React\Promise\Timer\timeout($promise, self::TIMEOUT));
     }
 
     public function testCancelConnectWillReturnRejectedPromise()
@@ -47,14 +46,14 @@ public function testCancelConnectWillReturnRejectedPromise()
         $promise->cancel();
 
         $this->setExpectedException('RuntimeException', 'Connection to example.com:80 cancelled while waiting for SSH client');
-        \Clue\React\Block\await($promise, Loop::get(), 0);
+        \React\Async\await(\React\Promise\Timer\timeout($promise, 0));
     }
 
     public function testConnectValidTargetWillReturnPromiseWhichResolvesToConnection()
     {
         $promise = $this->connector->connect('example.com:80');
 
-        $connection = \Clue\React\Block\await($promise, Loop::get(), self::TIMEOUT);
+        $connection = \React\Async\await(\React\Promise\Timer\timeout($promise, self::TIMEOUT));
 
         $this->assertInstanceOf('React\Socket\ConnectionInterface', $connection);
         $this->assertTrue($connection->isReadable());
diff --git a/tests/FunctionalSshSocksConnectorTest.php b/tests/FunctionalSshSocksConnectorTest.php
index a305361..57ec2a1 100644
--- a/tests/FunctionalSshSocksConnectorTest.php
+++ b/tests/FunctionalSshSocksConnectorTest.php
@@ -3,7 +3,6 @@
 namespace Clue\Tests\React\SshProxy;
 
 use Clue\React\SshProxy\SshSocksConnector;
-use React\EventLoop\Loop;
 
 class FunctionalSshSocksConnectorTest extends TestCase
 {
@@ -30,7 +29,7 @@ public function setUpConnector()
     public function tearDownSSHClientProcess()
     {
         // run loop in order to shut down SSH client process again
-        \Clue\React\Block\sleep(0.001, Loop::get());
+        \React\Async\await(\React\Promise\Timer\sleep(0.001));
     }
 
     public function testConnectInvalidProxyUriWillReturnRejectedPromise()
@@ -40,7 +39,7 @@ public function testConnectInvalidProxyUriWillReturnRejectedPromise()
         $promise = $this->connector->connect('example.com:80');
 
         $this->setExpectedException('RuntimeException', 'Connection to example.com:80 failed because SSH client process died');
-        \Clue\React\Block\await($promise, Loop::get(), self::TIMEOUT);
+        \React\Async\await(\React\Promise\Timer\timeout($promise, self::TIMEOUT));
     }
 
     public function testConnectInvalidTargetWillReturnRejectedPromise()
@@ -48,7 +47,7 @@ public function testConnectInvalidTargetWillReturnRejectedPromise()
         $promise = $this->connector->connect('example.invalid:80');
 
         $this->setExpectedException('RuntimeException', 'Connection to tcp://example.invalid:80 failed because connection to proxy was lost');
-        \Clue\React\Block\await($promise, Loop::get(), self::TIMEOUT);
+        \React\Async\await(\React\Promise\Timer\timeout($promise, self::TIMEOUT));
     }
 
     public function testCancelConnectWillReturnRejectedPromise()
@@ -57,14 +56,14 @@ public function testCancelConnectWillReturnRejectedPromise()
         $promise->cancel();
 
         $this->setExpectedException('RuntimeException', 'Connection to example.com:80 cancelled while waiting for SSH client');
-        \Clue\React\Block\await($promise, Loop::get(), 0);
+        \React\Async\await(\React\Promise\Timer\timeout($promise, 0));
     }
 
     public function testConnectValidTargetWillReturnPromiseWhichResolvesToConnection()
     {
         $promise = $this->connector->connect('example.com:80');
 
-        $connection = \Clue\React\Block\await($promise, Loop::get(), self::TIMEOUT);
+        $connection = \React\Async\await(\React\Promise\Timer\timeout($promise, self::TIMEOUT));
 
         $this->assertInstanceOf('React\Socket\ConnectionInterface', $connection);
         $this->assertTrue($connection->isReadable());
@@ -74,10 +73,10 @@ public function testConnectValidTargetWillReturnPromiseWhichResolvesToConnection
 
     public function testConnectValidTargetWillReturnPromiseWhichResolvesToConnectionForCustomBindAddress()
     {
-        $this->connector = new SshSocksConnector(getenv('SSH_PROXY') . '?bind=127.0.0.1:1081', Loop::get());
+        $this->connector = new SshSocksConnector(getenv('SSH_PROXY') . '?bind=127.0.0.1:1081');
         $promise = $this->connector->connect('example.com:80');
 
-        $connection = \Clue\React\Block\await($promise, Loop::get(), self::TIMEOUT);
+        $connection = \React\Async\await(\React\Promise\Timer\timeout($promise, self::TIMEOUT));
 
         $this->assertInstanceOf('React\Socket\ConnectionInterface', $connection);
         $this->assertTrue($connection->isReadable());