diff --git a/.php-cs-fixer.php b/.php-cs-fixer.php
index 829cfa2..d9d61c7 100644
--- a/.php-cs-fixer.php
+++ b/.php-cs-fixer.php
@@ -23,6 +23,20 @@
         'trailing_comma_in_multiline' => [
             'elements' => ['arrays'],
         ],
+        'no_unneeded_control_parentheses' => [
+            'statements' => [
+                'break', 
+                'clone', 
+                'continue', 
+                'echo_print', 
+                'others', 
+                'return', 
+                'switch_case', 
+                'yield', 
+                'yield_from',
+                // 'negative_instanceof' <-- Diese Zeile einfach weglassen
+            ],
+        ],
     ])
     ->setLineEnding("\n")
 ;
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 41a0ecd..ad66997 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 Änderungen
 ==========
 
+v1.12.1 (??.0?.2026)
+ * fix maintencance command for PHP 8.3 (#106)
+
 ## v1.12.0 (24.12.2025)
  * Support for TYPO3 13 LTS
  * Support for TYPO3 8 and 9 dropped
diff --git a/Classes/Command/MaintenanceCommand.php b/Classes/Command/MaintenanceCommand.php
index cf7127b..13f5b31 100644
--- a/Classes/Command/MaintenanceCommand.php
+++ b/Classes/Command/MaintenanceCommand.php
@@ -61,7 +61,7 @@ protected function configure()
         $this->setHelp('Maintenance operations.');
     }
 
-    protected function execute(InputInterface $input, OutputInterface $output)
+    protected function execute(InputInterface $input, OutputInterface $output): int
     {
         $this->output = $output;
         $style = new SymfonyStyle($input, $output);
@@ -84,7 +84,7 @@ protected function execute(InputInterface $input, OutputInterface $output)
         return $result;
     }
 
-    public function updateSlug(InputInterface $input, SymfonyStyle $style, bool $force): int
+    private function updateSlug(InputInterface $input, SymfonyStyle $style, bool $force): int
     {
         $tableData = $this->slugTableMap[$input->getOption('table')] ?? null;
         if (!$tableData) {
diff --git a/Classes/Model/Fixture.php b/Classes/Model/Fixture.php
index 2c83b85..ac30fb9 100644
--- a/Classes/Model/Fixture.php
+++ b/Classes/Model/Fixture.php
@@ -609,9 +609,9 @@ public function getMatchNotesByType($type)
             }
 
             return $ret;
-        } else {
-            return $this->matchNoteTypes[intval($type)];
         }
+
+        return $this->matchNoteTypes[intval($type)];
     }
 
     public function getColumnNames()