diff --git a/src/Symfony/Component/Process/Process.php b/src/Symfony/Component/Process/Process.php
index cd1e8b42155a2..a55bac5571835 100644
--- a/src/Symfony/Component/Process/Process.php
+++ b/src/Symfony/Component/Process/Process.php
@@ -579,6 +579,18 @@ public function stop($timeout=10)
         return $this->exitcode;
     }
 
+    /**
+     * Send signal to the process.
+     *
+     * @param int $signal Signal to send to process.
+     *
+     * @return Boolean The terminations status of the process.
+     */
+    public function signal($signal)
+    {
+        return proc_terminate($this->process, $signal);
+    }
+
     public function addOutput($line)
     {
         $this->stdout .= $line;