diff --git a/app/classes/config.php b/app/classes/config.php
index d2ab502..850f119 100644
--- a/app/classes/config.php
+++ b/app/classes/config.php
@@ -17,8 +17,16 @@ class Config {
             // value is without quotes, because it could be true/false
             $pattern = "/(['\"]{$key}['\"]\s*=>\s*)([^,]+),/";
 
-            // prepare the value and replace it
-            $replacementValue = var_export($newValue, true);
+            // prepare the value, treating booleans as 'true' or 'false'
+            if ($newValue === 1) {
+                $replacementValue = 'true';
+            } elseif ($newValue === 0) {
+                $replacementValue = 'false';
+            } else {
+                $replacementValue = var_export($newValue, true);
+            }
+
+            // value replacing
             $config_contents = preg_replace($pattern, "$1{$replacementValue},", $config_contents);
         }
 
diff --git a/app/helpers/render.php b/app/helpers/render.php
index 335754b..a909fc6 100644
--- a/app/helpers/render.php
+++ b/app/helpers/render.php
@@ -57,6 +57,7 @@ function editConfig($configPart, $indent, $platform=false, $parent='') {
 ?>
                                 <div class="col-md-8 text-start">
 <?php if ($config_item === 'registration_enabled') { ?>
+                                    <input type="hidden" name="<?= htmlspecialchars($config_item) ?>" value="0" />
                                     <input class="form-check-input" type="checkbox" role="switch" name="<?= htmlspecialchars($config_item) ?>" value="<?= htmlspecialchars($config_value ?? 0) ?>" <?= ($config_value === 1 || $config_value === true) ? 'checked' : '' ?> />
 <?php } elseif ($config_item === 'environment') { ?>
                                     <select class="form-control" type="text" name="<?= htmlspecialchars($config_item) ?>">