diff --git a/src/LazyPromise.php b/src/LazyPromise.php
index 91f3e308..401dd34f 100644
--- a/src/LazyPromise.php
+++ b/src/LazyPromise.php
@@ -31,6 +31,7 @@ private function promise()
                 $this->promise = new RejectedPromise($exception);
             }
         }
+
         return $this->promise;
     }
 }
diff --git a/src/Promise.php b/src/Promise.php
index 6fe9a3a0..ead3106e 100644
--- a/src/Promise.php
+++ b/src/Promise.php
@@ -27,7 +27,7 @@ public function then(callable $onFulfilled = null, callable $onRejected = null,
 
         $this->requiredCancelRequests++;
 
-        return new static($this->resolver($onFulfilled, $onRejected, $onProgress), function($resolve, $reject, $progress) {
+        return new static($this->resolver($onFulfilled, $onRejected, $onProgress), function ($resolve, $reject, $progress) {
             if (++$this->cancelRequests < $this->requiredCancelRequests) {
                 return;
             }
diff --git a/tests/PromiseTest/CancelTestTrait.php b/tests/PromiseTest/CancelTestTrait.php
index 0ff78ab6..d6c09566 100644
--- a/tests/PromiseTest/CancelTestTrait.php
+++ b/tests/PromiseTest/CancelTestTrait.php
@@ -110,7 +110,7 @@ public function cancelShouldCallCancellerOnlyOnceIfCancellerResolves()
         $mock
             ->expects($this->once())
             ->method('__invoke')
-            ->will($this->returnCallback(function($resolve) {
+            ->will($this->returnCallback(function ($resolve) {
                 $resolve();
             }));
 
@@ -144,15 +144,15 @@ public function cancelShouldCallCancellerFromDeepNestedPromiseChain()
 
         $promise = $adapter->promise()
             ->then(function () {
-                return new Promise\Promise(function() {});
+                return new Promise\Promise(function () {});
             })
-            ->then(function() {
+            ->then(function () {
                 $d = new Promise\Deferred();
 
                 return $d->promise();
             })
             ->then(function () {
-                return new Promise\Promise(function() {});
+                return new Promise\Promise(function () {});
             });
 
         $promise->cancel();