diff --git a/src/ExerciseRunner/CgiRunner.php b/src/ExerciseRunner/CgiRunner.php
index 7b265e50..82d342fd 100644
--- a/src/ExerciseRunner/CgiRunner.php
+++ b/src/ExerciseRunner/CgiRunner.php
@@ -164,7 +164,7 @@ private function getProcess($fileName, RequestInterface $request)
             $env[sprintf('HTTP_%s', strtoupper($name))] = implode(", ", $values);
         }
 
-        return new Process($cmd, null, $env);
+        return new Process($cmd, null, $env, null, 10);
     }
 
     /**
diff --git a/src/ExerciseRunner/CliRunner.php b/src/ExerciseRunner/CliRunner.php
index 7a24a30c..ef0f44d7 100644
--- a/src/ExerciseRunner/CliRunner.php
+++ b/src/ExerciseRunner/CliRunner.php
@@ -84,7 +84,7 @@ private function executePhpFile($fileName, ArrayObject $args, $type)
     private function getPhpProcess($fileName, ArrayObject $args)
     {
         $cmd = sprintf('%s %s %s', PHP_BINARY, $fileName, $args->map('escapeshellarg')->implode(' '));
-        return new Process($cmd, dirname($fileName));
+        return new Process($cmd, dirname($fileName), null, null, 10);
     }
 
     /**