diff --git a/CHANGELOG.md b/CHANGELOG.md
index 88027f5..ca0c920 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 
 All notable changes to `laravel-tracy` will be documented in this file
 
+## 1.8.4 - 2017-03-06
+
+- 修正 DatabasePanel bug
+- 修正某些 php 版本當使用 header 時第二個參數設為 false 時會出錯
+
 ## 1.8.3 - 2017-03-06
 
 - 在 console 模式下不啟用，避免無法執行 PHPUnit
diff --git a/src/LaravelTracyServiceProvider.php b/src/LaravelTracyServiceProvider.php
index 5081e8d..3f45b5d 100644
--- a/src/LaravelTracyServiceProvider.php
+++ b/src/LaravelTracyServiceProvider.php
@@ -25,7 +25,7 @@ class LaravelTracyServiceProvider extends ServiceProvider
      */
     public function boot(DebuggerManager $debuggerManager, Kernel $kernel, View $view)
     {
-        $viewCompiler = $view->getEngineResolver()
+        $view->getEngineResolver()
             ->resolve('blade')
             ->getCompiler()
             ->directive('bdump', function ($expression) {
diff --git a/src/Middleware/RenderBar.php b/src/Middleware/RenderBar.php
index c98533a..0d914ed 100644
--- a/src/Middleware/RenderBar.php
+++ b/src/Middleware/RenderBar.php
@@ -71,9 +71,6 @@ public function handle($request, $next)
                 }
                 echo $content;
             }, 200);
-
-
-            return $this->responseFactory->make($content, 200, $headers);
         }
 
         $this->debuggerManager->dispatch();
diff --git a/tests/Middleware/RenderBarTest.php b/tests/Middleware/RenderBarTest.php
index 155d7a3..89b7a23 100644
--- a/tests/Middleware/RenderBarTest.php
+++ b/tests/Middleware/RenderBarTest.php
@@ -39,7 +39,7 @@ public function testHandleAssets()
             $headers = ['foo' => 'bar'],
             $content = 'foo',
         ]);
-        $responseFactory->shouldReceive('stream')->with(m::on(function($callback) use ($content) {
+        $responseFactory->shouldReceive('stream')->with(m::on(function ($callback) use ($content) {
             ob_start();
             $callback();
             $output = ob_get_clean();