diff --git a/src/Symfony/Component/Process/Process.php b/src/Symfony/Component/Process/Process.php
index d1d0ae1066..ccfa0568cc 100644
--- a/src/Symfony/Component/Process/Process.php
+++ b/src/Symfony/Component/Process/Process.php
@@ -1057,6 +1057,8 @@ class Process
      */
     public function getStdin()
     {
+        trigger_error('getStdin() is deprecated since version 2.5 and will be removed in 3.0, use getInput() instead.', E_USER_DEPRECATED);
+
         return $this->getInput();
     }
 
@@ -1085,6 +1087,8 @@ class Process
      */
     public function setStdin($stdin)
     {
+        trigger_error('setStdin() is deprecated since version 2.5 and will be removed in 3.0, use setInput() instead.', E_USER_DEPRECATED);
+
         return $this->setInput($stdin);
     }