diff --git a/src/TamerLib/Objects/WorkerInstance.php b/src/TamerLib/Objects/WorkerInstance.php
index f9e6583..31ab336 100644
--- a/src/TamerLib/Objects/WorkerInstance.php
+++ b/src/TamerLib/Objects/WorkerInstance.php
@@ -104,6 +104,7 @@
 
             $php_bin = (new PhpExecutableFinder())->find();
             $process = new Process(array_merge([$php_bin, $this->path], $pass_args));
+            $process->setWorkingDirectory(getcwd());
             $process->setEnv($this->configuration->toEnvironment());
 
             try