diff --git a/modules/system/classes/PluginBase.php b/modules/system/classes/PluginBase.php
index c5cc668de..10f80fb24 100644
--- a/modules/system/classes/PluginBase.php
+++ b/modules/system/classes/PluginBase.php
@@ -138,10 +138,10 @@ class PluginBase extends ServiceProviderBase
      */
     public function registerSettings()
     {
-		$configuration = $this->getConfigurationFromYaml();
-		if (array_key_exists('settings', $configuration)) {
-			return $configuration['settings'];
-		}
+        $configuration = $this->getConfigurationFromYaml();
+        if (array_key_exists('settings', $configuration)) {
+            return $configuration['settings'];
+        }
     }
 
     /**