diff --git a/src/Nmap/Nmap.php b/src/Nmap/Nmap.php
index 4e56b33..53cac1f 100644
--- a/src/Nmap/Nmap.php
+++ b/src/Nmap/Nmap.php
@@ -57,7 +57,7 @@ public static function create()
     public function __construct(ProcessExecutor $executor = null, $outputFile = null, $executable = 'nmap')
     {
         $this->executor   = $executor ?: new ProcessExecutor();
-        $this->outputFile = $outputFile ?: tempnam(sys_get_temp_dir(), 'nmap-scan-output.xml');
+        $this->outputFile = $outputFile ?: 'nmap-scan-output.xml';
         $this->executable = $executable;
 
         // If executor returns anything else than 0 (success exit code), throw an exeption since $executable is not executable.