diff --git a/Classes/Command/IndexCommand.php b/Classes/Command/IndexCommand.php
index aaaa5f1..0cc84ea 100644
--- a/Classes/Command/IndexCommand.php
+++ b/Classes/Command/IndexCommand.php
@@ -142,7 +142,7 @@ protected function fullSync(): void
                 $this->client->indices()->create(['index' => $index]);
             } else {
                 $this->io->error("Exception: " . $e->getMessage());
-                $this->log->error('Bibliography sync unsuccessful. Error creating elasticsearch index.');
+                $this->logger->error('Bibliography sync unsuccessful. Error creating elasticsearch index.');
                 die;
             }
         }
@@ -164,7 +164,7 @@ protected function fullSync(): void
                 $this->io->newline(1);
                 if ($apiCounter == 0) {
                     $this->io->note('Giving up after ' . self::API_TRIALS . ' trials.');
-                    $this->log->error('Bibliography sync unsuccessful. Zotero API sent {trials} 500 errors.', ['trials' => self::API_TRIALS]);
+                    $this->logger->error('Bibliography sync unsuccessful. Zotero API sent {trials} 500 errors.', ['trials' => self::API_TRIALS]);
                     die;
                 } else {
                     $this->io->note('Trying again. ' . --$apiCounter . ' trials left.');
@@ -188,7 +188,7 @@ protected function versionedSync(int $version): void
                 $this->io->newline(1);
                 if ($apiCounter == 0) {
                     $this->io->note('Giving up after ' . self::API_TRIALS . ' trials.');
-                    $this->log->warning('Bibliography sync unseccessful. Zotero API sent {trials} 500 errors.', ['trials' => self::API_TRIALS]);
+                    $this->logger->warning('Bibliography sync unseccessful. Zotero API sent {trials} 500 errors.', ['trials' => self::API_TRIALS]);
                     die;
                 } else {
                     $this->io->note('Trying again. ' . --$apiCounter . ' trials left.');
diff --git a/composer.json b/composer.json
index aa2ee7f..0a6839e 100644
--- a/composer.json
+++ b/composer.json
@@ -8,9 +8,10 @@
     "require": {
         "typo3/cms-core": "^12",
         "typo3/cms-fluid-styled-content": "^12",
+        "typo3/cms-scheduler": "^12",
         "dikastes/zotero-api": "^1.2",
         "elasticsearch/elasticsearch": "^7",
-        "illuminate/collections": "^9",
+        "illuminate/collections": "^11",
         "slub/liszt-common": "@dev"
     },
     "require-dev": {