diff --git a/framework/core/src/Api/Controller/ShowDiscussionController.php b/framework/core/src/Api/Controller/ShowDiscussionController.php
index 317995e9a6..ec6fda6751 100644
--- a/framework/core/src/Api/Controller/ShowDiscussionController.php
+++ b/framework/core/src/Api/Controller/ShowDiscussionController.php
@@ -168,9 +168,15 @@ protected function getRelationCallablesToLoad(Collection $models): array
 
         $postCallableRelationships = $this->getPostRelationships(array_keys($addedCallableRelations));
 
-        $relationCallables = array_intersect_key($addedCallableRelations, array_flip(array_map(fn ($relation) => "posts.$relation", $postCallableRelationships)));
+        $relationCallables = array_intersect_key(
+            $addedCallableRelations,
+            array_flip(array_map(fn ($relation) => "posts.$relation", $postCallableRelationships))
+        );
 
         // remove posts. prefix from keys
-        return array_combine(array_map(fn ($relation) => substr($relation, 6), array_keys($relationCallables)), array_values($relationCallables));
+        return array_combine(
+            array_map(fn ($relation) => substr($relation, 6), array_keys($relationCallables)),
+            array_values($relationCallables)
+        );
     }
 }
diff --git a/framework/core/src/Extend/Notification.php b/framework/core/src/Extend/Notification.php
index 5dfd473d91..3f14bddbb5 100644
--- a/framework/core/src/Extend/Notification.php
+++ b/framework/core/src/Extend/Notification.php
@@ -92,9 +92,15 @@ public function extend(Container $container, Extension $extension = null): void
             return $existingBlueprints;
         });
 
-        $container->extend('flarum.api.notification_serializers', fn ($existingSerializers) => array_merge($existingSerializers, $this->serializers));
-
-        $container->extend('flarum.notification.drivers', fn ($existingDrivers) => array_merge($existingDrivers, $this->drivers));
+        $container->extend(
+            'flarum.api.notification_serializers',
+            fn ($existingSerializers) => array_merge($existingSerializers, $this->serializers)
+        );
+
+        $container->extend(
+            'flarum.notification.drivers',
+            fn ($existingDrivers) => array_merge($existingDrivers, $this->drivers)
+        );
 
         foreach ($this->beforeSendingCallbacks as $callback) {
             NotificationSyncer::beforeSending(ContainerUtil::wrapCallback($callback, $container));
diff --git a/framework/core/src/Frontend/Document.php b/framework/core/src/Frontend/Document.php
index 4fa315d52e..d8ff08bcb0 100644
--- a/framework/core/src/Frontend/Document.php
+++ b/framework/core/src/Frontend/Document.php
@@ -227,7 +227,12 @@ protected function makeHead(): string
 
         $head = array_merge($head, $this->makePreloads());
 
-        $head = array_merge($head, array_map(fn ($content, $name) => '<meta name="'.e($name).'" content="'.e($content).'">', $this->meta, array_keys($this->meta)));
+        $head = array_merge(
+            $head,
+            array_map(
+                fn ($content, $name) => sprintf('<meta name="%s" content="%s">', e($name), e($content)), $this->meta, array_keys($this->meta)
+            )
+        );
 
         return implode("\n", array_merge($head, $this->head));
     }