diff --git a/module/VuFind/src/VuFind/RecordTab/Factory.php b/module/VuFind/src/VuFind/RecordTab/Factory.php
index 194d7bc73579741233e295abe487af111108a233..cddc743ea050752b20b70c33dc671400490e77d1 100644
--- a/module/VuFind/src/VuFind/RecordTab/Factory.php
+++ b/module/VuFind/src/VuFind/RecordTab/Factory.php
@@ -288,7 +288,7 @@ class Factory
         $config = $sm->get('VuFind\Config\PluginManager')->get('config');
         $useRecaptcha = isset($config->Captcha) && isset($config->Captcha->forms)
             && (trim($config->Captcha->forms) === '*'
-            || strpos($config->Captcha->forms, 'userComments'));
+            || strpos($config->Captcha->forms, 'userComments') !== false);
         return new UserComments(
             'enabled' === $capabilities->getCommentSetting(),
             $useRecaptcha