diff --git a/src/Symfony/Component/Process/ProcessBuilder.php b/src/Symfony/Component/Process/ProcessBuilder.php
index 6f3ed8a931..402e17eb83 100644
--- a/src/Symfony/Component/Process/ProcessBuilder.php
+++ b/src/Symfony/Component/Process/ProcessBuilder.php
@@ -166,7 +166,7 @@ class ProcessBuilder
      *
      * To disable the timeout, set this value to null.
      *
-     * @param float|null
+     * @param float|null $timeout
      *
      * @return ProcessBuilder
      *
diff --git a/src/Symfony/Component/Security/Core/Util/ClassUtils.php b/src/Symfony/Component/Security/Core/Util/ClassUtils.php
index 6107c40fa6..6c8709668f 100644
--- a/src/Symfony/Component/Security/Core/Util/ClassUtils.php
+++ b/src/Symfony/Component/Security/Core/Util/ClassUtils.php
@@ -48,7 +48,7 @@ class ClassUtils
     /**
      * Gets the real class name of a class name that could be a proxy.
      *
-     * @param string|object
+     * @param string|object $object
      *
      * @return string
      */