diff --git a/Controller.php b/Controller.php
index 0e6149c..f66ce92 100644
--- a/Controller.php
+++ b/Controller.php
@@ -42,7 +42,7 @@ class Controller extends ModuleAbstract implements WebInterface
      * @var string
      * @since 1.0.0
      */
-    const MODULE_PATH = __DIR__;
+    /* public */ const MODULE_PATH = __DIR__;
 
     /**
      * Module version.
@@ -50,7 +50,7 @@ class Controller extends ModuleAbstract implements WebInterface
      * @var string
      * @since 1.0.0
      */
-    const MODULE_VERSION = '1.0.0';
+    /* public */ const MODULE_VERSION = '1.0.0';
 
     /**
      * Module name.
@@ -58,7 +58,7 @@ class Controller extends ModuleAbstract implements WebInterface
      * @var string
      * @since 1.0.0
      */
-    const MODULE_NAME = 'HumanResourceManagement';
+    /* public */ const MODULE_NAME = 'HumanResourceManagement';
 
     /**
      * Providing.
diff --git a/Models/PositionType.php b/Models/PositionType.php
index cc45225..9c50c2e 100644
--- a/Models/PositionType.php
+++ b/Models/PositionType.php
@@ -30,19 +30,19 @@ use phpOMS\Datatypes\Enum;
  */
 abstract class PositionType extends Enum
 {
-    const INTERN = 0;
+    /* public */ const INTERN = 0;
 
-    const APPRENTICE = 1;
+    /* public */ const APPRENTICE = 1;
 
-    const JUNIOR = 2;
+    /* public */ const JUNIOR = 2;
 
-    const REGULAR = 3;
+    /* public */ const REGULAR = 3;
 
-    const SENIOR = 4;
+    /* public */ const SENIOR = 4;
 
-    const ASSISTANT = 5;
+    /* public */ const ASSISTANT = 5;
 
-    const TEAMLEADER = 6;
+    /* public */ const TEAMLEADER = 6;
 
-    const HEAD = 7;
+    /* public */ const HEAD = 7;
 }