diff --git a/src/Checker/TableRateShippingMethodEligibilityChecker.php b/src/Checker/TableRateShippingMethodEligibilityChecker.php
index 49d0259..0cdc50d 100644
--- a/src/Checker/TableRateShippingMethodEligibilityChecker.php
+++ b/src/Checker/TableRateShippingMethodEligibilityChecker.php
@@ -5,7 +5,7 @@
 namespace Webgriffe\SyliusTableRateShippingPlugin\Checker;
 
 use Sylius\Component\Core\Model\ShipmentInterface;
-use Sylius\Component\Shipping\Checker\ShippingMethodEligibilityCheckerInterface;
+use Sylius\Component\Shipping\Checker\Eligibility\ShippingMethodEligibilityCheckerInterface;
 use Sylius\Component\Shipping\Model\ShippingMethodInterface;
 use Sylius\Component\Shipping\Model\ShippingSubjectInterface;
 use Webgriffe\SyliusTableRateShippingPlugin\Calculator\TableRateShippingCalculator;
diff --git a/src/EventSubscriber/TableRateDeleteSubscriber.php b/src/EventSubscriber/TableRateDeleteSubscriber.php
index e6d77d2..fa0a11e 100644
--- a/src/EventSubscriber/TableRateDeleteSubscriber.php
+++ b/src/EventSubscriber/TableRateDeleteSubscriber.php
@@ -25,7 +25,7 @@ public function __construct(ShippingMethodRepositoryInterface $shippingMethodRep
     /**
      * {@inheritdoc}
      */
-    public static function getSubscribedEvents()
+    public static function getSubscribedEvents(): array
     {
         return ['webgriffe.shipping_table_rate.pre_delete' => 'onTableRatePreDelete'];
     }
diff --git a/src/Form/EventSubscriber/AddCurrencySubscriber.php b/src/Form/EventSubscriber/AddCurrencySubscriber.php
index 4a1ebf7..c484745 100644
--- a/src/Form/EventSubscriber/AddCurrencySubscriber.php
+++ b/src/Form/EventSubscriber/AddCurrencySubscriber.php
@@ -15,7 +15,7 @@ class AddCurrencySubscriber implements EventSubscriberInterface
     /**
      * {@inheritdoc}
      */
-    public static function getSubscribedEvents()
+    public static function getSubscribedEvents(): array
     {
         return [FormEvents::PRE_SET_DATA => 'preSetData'];
     }
diff --git a/src/Form/Type/Shipping/Calculator/ChannelBasedTableRateConfigurationType.php b/src/Form/Type/Shipping/Calculator/ChannelBasedTableRateConfigurationType.php
index 36320f9..454692f 100644
--- a/src/Form/Type/Shipping/Calculator/ChannelBasedTableRateConfigurationType.php
+++ b/src/Form/Type/Shipping/Calculator/ChannelBasedTableRateConfigurationType.php
@@ -28,7 +28,7 @@ public function getParent(): string
         return ChannelCollectionType::class;
     }
 
-    public function getBlockPrefix()
+    public function getBlockPrefix(): string
     {
         return 'webgriffe_sylius_table_rate_shipping_plugin_calculator_channel_based_table_rate';
     }
diff --git a/src/Resolver/TableRateResolver.php b/src/Resolver/TableRateResolver.php
index d697b4d..cf075bf 100644
--- a/src/Resolver/TableRateResolver.php
+++ b/src/Resolver/TableRateResolver.php
@@ -57,6 +57,7 @@ public function resolve(ShipmentInterface $shipment, array $calculatorConfig): S
 
         /** @var ShippingTableRate $tableRate */
         $tableRate = $calculatorConfig[$channelCode][TableRateConfigurationType::TABLE_RATE_FIELD_NAME];
+        /** @var ShippingTableRate $tableRate */
         $tableRate = $this->tableRateRepository->findOneBy(['code' => $tableRate->getCode()]);
         Assert::isInstanceOf($tableRate, ShippingTableRate::class);