diff --git a/app-test/_includes/AppTest.php b/app-test/_includes/AppTest.php
index 6053f37..31e6ef5 100644
--- a/app-test/_includes/AppTest.php
+++ b/app-test/_includes/AppTest.php
@@ -30,6 +30,7 @@ public static function createPage(string $environment = 'production'): Page
         ]);
 
         if ($environment === 'dev') {
+            $page->fohnJsVersion = '';
             $page->includeJsPackage('fohn-js', '/public/fohn-ui.js');
             $page->includeCssPackage('fohn-css', '/public/fohn-ui.css');
         }
diff --git a/src/App.php b/src/App.php
index 0d8f375..2beed95 100644
--- a/src/App.php
+++ b/src/App.php
@@ -186,6 +186,7 @@ public function prepareEventStreaming(int $limit = 0, bool $ignoreUserAbort = tr
     {
         @set_time_limit($limit);
         ignore_user_abort($ignoreUserAbort);
+        @ini_set('zlib.output_compression', '0');
 
         $response = (new Response())
             ->withHeader('Content-Type', 'text/event-stream')
diff --git a/src/Callback/ServerEvent.php b/src/Callback/ServerEvent.php
index fab1d14..a5f18e7 100644
--- a/src/Callback/ServerEvent.php
+++ b/src/Callback/ServerEvent.php
@@ -38,6 +38,12 @@ class ServerEvent extends Generic
     /** Keep execution alive or not if connection is close by user. False mean that execution will stop on user aborted. */
     public bool $keepAlive = false;
 
+    /**
+     * The min size of event stream data to be output.
+     * Set it to 4096 when using phpfpm.
+     */
+    public int $minBufferSize = 0;
+
     /** Check if ServerEvent callback has been request and executed. */
     private bool $requestSet = false;
 
@@ -127,7 +133,7 @@ protected function sendBlock(string $id, string $event, string $name): void
         $streamEvent = [
             'id: ' . $id . "\n",
             'event: ' . $name . "\n",
-            'data' => $this->wrapEvent($event) . "\n",
+            'data' => $this->wrapEvent(str_pad($event, $this->minBufferSize)) . "\n",
         ];
 
         $this->app->streamEvent($streamEvent);