diff --git a/src/ApiPlatform/HandleAttachmentsUploadsProcessor.php b/src/ApiPlatform/HandleAttachmentsUploadsProcessor.php
index 58955ff0..b5149442 100644
--- a/src/ApiPlatform/HandleAttachmentsUploadsProcessor.php
+++ b/src/ApiPlatform/HandleAttachmentsUploadsProcessor.php
@@ -46,7 +46,7 @@ final class HandleAttachmentsUploadsProcessor implements ProcessorInterface
 
     }
 
-    public function process(mixed $data, Operation $operation, array $uriVariables = [], array $context = [])
+    public function process(mixed $data, Operation $operation, array $uriVariables = [], array $context = []): mixed
     {
         if ($operation instanceof DeleteOperationInterface) {
             return $this->removeProcessor->process($data, $operation, $uriVariables, $context);
diff --git a/src/Twig/Sandbox/SandboxedLabelExtension.php b/src/Twig/Sandbox/SandboxedLabelExtension.php
index 540f204f..59fb0af0 100644
--- a/src/Twig/Sandbox/SandboxedLabelExtension.php
+++ b/src/Twig/Sandbox/SandboxedLabelExtension.php
@@ -35,7 +35,7 @@ class SandboxedLabelExtension extends AbstractExtension
 
     }
 
-    public function getFunctions()
+    public function getFunctions(): array
     {
         return [
             new TwigFunction('placeholder', fn(string $text, object $label_target) => $this->labelTextReplacer->handlePlaceholderOrReturnNull($text, $label_target)),