diff --git a/Controller.php b/Controller.php
index 043c849..8508061 100644
--- a/Controller.php
+++ b/Controller.php
@@ -45,7 +45,7 @@ class Controller extends ModuleAbstract implements WebInterface
      * @var string
      * @since 1.0.0
      */
-    const MODULE_PATH = __DIR__;
+    /* public */ const MODULE_PATH = __DIR__;
 
     /**
      * Module version.
@@ -53,7 +53,7 @@ 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.
@@ -61,7 +61,7 @@ class Controller extends ModuleAbstract implements WebInterface
      * @var string
      * @since 1.0.0
      */
-    const MODULE_NAME = 'ResearchDevelopment';
+    /* public */ const MODULE_NAME = 'ResearchDevelopment';
 
     /**
      * Providing.