diff --git a/Changelog b/Changelog
index 8a08996ba..f79483ed1 100755
--- a/Changelog
+++ b/Changelog
@@ -1,3 +1,5 @@
+2017-12-29 DariusIII
+	* Chg: Update constants defintions in Captcha class
 2017-12-28 DariusIII
 	* Chg: Update populate_rt_indexes.php
 	* Chg: Remove unused DnzbFailures class use statements
diff --git a/nntmux/Captcha.php b/nntmux/Captcha.php
index abf5e9ef1..a836994fe 100755
--- a/nntmux/Captcha.php
+++ b/nntmux/Captcha.php
@@ -48,22 +48,22 @@ class Captcha
     /**
      * $_POST key for the user-supplied ReCaptcha response.
      */
-    const RECAPTCHA_POSTKEY = 'g-recaptcha-response';
+    private const RECAPTCHA_POSTKEY = 'g-recaptcha-response';
 
     /**
      * Error key literals.
      */
-    const RECAPTCHA_ERROR_MISSING_SECRET = 'missing-input-secret';
-    const RECAPTCHA_ERROR_INVALID_SECRET = 'invalid-input-secret';
-    const RECAPTCHA_ERROR_MISSING_RESPONSE = 'missing-input-response';
-    const RECAPTCHA_ERROR_INVALID_RESPONSE = 'invalid-input-response';
+    private const RECAPTCHA_ERROR_MISSING_SECRET = 'missing-input-secret';
+    private const RECAPTCHA_ERROR_INVALID_SECRET = 'invalid-input-secret';
+    private const RECAPTCHA_ERROR_MISSING_RESPONSE = 'missing-input-response';
+    private const RECAPTCHA_ERROR_INVALID_RESPONSE = 'invalid-input-response';
 
     /**
      * Settings key literals.
      */
-    const RECAPTCHA_SETTING_SITEKEY = 'APIs.recaptcha.sitekey';
-    const RECAPTCHA_SETTING_SECRETKEY = 'APIs.recaptcha.secretkey';
-    const RECAPTCHA_SETTING_ENABLED = 'APIs.recaptcha.enabled';
+    public const RECAPTCHA_SETTING_SITEKEY = 'APIs.recaptcha.sitekey';
+    public const RECAPTCHA_SETTING_SECRETKEY = 'APIs.recaptcha.secretkey';
+    public const RECAPTCHA_SETTING_ENABLED = 'APIs.recaptcha.enabled';
 
     /**
      * Construct and decide whether to show the captcha or not.