diff --git a/CHANGELOG.md b/CHANGELOG.md
index 066b01f9f..aa085d6f1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## [Unreleased](https://github.com/laravel/octane/compare/v0.4.0...master)
 
+> **Requires to stop, and re-start your Octane server**
+
+### Fixed
+- Global environment variables not being taken in by workers ([#257](https://github.com/laravel/octane/pull/257))
 
 ## [v0.4.0 (2021-04-27)](https://github.com/laravel/octane/compare/v0.3.2...v0.4.0)
 
diff --git a/src/Commands/Concerns/InteractsWithEnvironmentVariables.php b/src/Commands/Concerns/InteractsWithEnvironmentVariables.php
new file mode 100644
index 000000000..e20681289
--- /dev/null
+++ b/src/Commands/Concerns/InteractsWithEnvironmentVariables.php
@@ -0,0 +1,37 @@
+<?php
+
+namespace Laravel\Octane\Commands\Concerns;
+
+use Dotenv\Exception\InvalidPathException;
+use Dotenv\Parser\Parser;
+use Dotenv\Store\StoreBuilder;
+use Illuminate\Support\Env;
+
+trait InteractsWithEnvironmentVariables
+{
+    /**
+     * Forgets the current process environment variables.
+     *
+     * @return void
+     */
+    public function forgetEnvironmentVariables()
+    {
+        $variables = collect();
+
+        try {
+            $content = StoreBuilder::createWithNoNames()
+                ->addPath(app()->environmentPath())
+                ->addName(app()->environmentFile())
+                ->make()
+                ->read();
+
+            foreach ((new Parser())->parse($content) as $entry) {
+                $variables->push($entry->getName());
+            }
+        } catch (InvalidPathException $e) {
+            // ..
+        }
+
+        $variables->each(fn ($name) => Env::getRepository()->clear($name));
+    }
+}
diff --git a/src/Commands/StartRoadRunnerCommand.php b/src/Commands/StartRoadRunnerCommand.php
index 653259916..4776c6029 100644
--- a/src/Commands/StartRoadRunnerCommand.php
+++ b/src/Commands/StartRoadRunnerCommand.php
@@ -11,7 +11,9 @@
 
 class StartRoadRunnerCommand extends Command implements SignalableCommandInterface
 {
-    use Concerns\InstallsRoadRunnerDependencies, Concerns\InteractsWithServers;
+    use Concerns\InstallsRoadRunnerDependencies,
+        Concerns\InteractsWithServers,
+        Concerns\InteractsWithEnvironmentVariables;
 
     /**
      * The command's signature.
@@ -69,6 +71,8 @@ public function handle(ServerProcessInspector $inspector, ServerStateFile $serve
 
         touch(base_path('.rr.yaml'));
 
+        $this->forgetEnvironmentVariables();
+
         $server = tap(new Process(array_filter([
             $roadRunnerBinary,
             '-c', base_path('.rr.yaml'),
@@ -85,13 +89,11 @@ public function handle(ServerProcessInspector $inspector, ServerStateFile $serve
             '-o', 'logs.output=stdout',
             '-o', 'logs.encoding=json',
             '--dotenv=""', 'serve',
-        ]), base_path(), collect(array_merge($_ENV, [
+        ]), base_path(), [
+            'APP_ENV' => app()->environment(),
             'APP_BASE_PATH' => base_path(),
-            'LARAVEL_OCTANE' => 1, ]))->mapWithKeys(function ($value, $key) {
-                return in_array($key, ['APP_ENV', 'APP_BASE_PATH', 'LARAVEL_OCTANE'])
-                        ? [$key => $value]
-                        : [$key => false];
-            })->all(), null, null))->start();
+            'LARAVEL_OCTANE' => 1,
+        ]))->start();
 
         $serverStateFile->writeProcessId($server->getPid());
 
diff --git a/src/Commands/StartSwooleCommand.php b/src/Commands/StartSwooleCommand.php
index 1814ab40e..2ae94cef3 100644
--- a/src/Commands/StartSwooleCommand.php
+++ b/src/Commands/StartSwooleCommand.php
@@ -12,7 +12,7 @@
 
 class StartSwooleCommand extends Command implements SignalableCommandInterface
 {
-    use Concerns\InteractsWithServers;
+    use Concerns\InteractsWithServers, Concerns\InteractsWithEnvironmentVariables;
 
     /**
      * The command's signature.
@@ -68,15 +68,15 @@ public function handle(
 
         $this->writeServerStateFile($serverStateFile, $extension);
 
+        $this->forgetEnvironmentVariables();
+
         $server = tap(new Process([
             (new PhpExecutableFinder)->find(), 'swoole-server', $serverStateFile->path(),
-        ], realpath(__DIR__.'/../../bin'), collect(array_merge($_ENV, [
+        ], realpath(__DIR__.'/../../bin'), [
+            'APP_ENV' => app()->environment(),
             'APP_BASE_PATH' => base_path(),
-            'LARAVEL_OCTANE' => 1, ]))->mapWithKeys(function ($value, $key) {
-                return in_array($key, ['APP_ENV', 'APP_BASE_PATH', 'LARAVEL_OCTANE'])
-                        ? [$key => $value]
-                        : [$key => false];
-            })->all(), null, null))->start();
+            'LARAVEL_OCTANE' => 1,
+        ]))->start();
 
         return $this->runServer($server, $inspector, 'swoole');
     }