diff --git a/core/modules/rest/rest.services.yml b/core/modules/rest/rest.services.yml
index c5d390b..207333f 100644
--- a/core/modules/rest/rest.services.yml
+++ b/core/modules/rest/rest.services.yml
@@ -1,3 +1,6 @@
+parameters:
+  rest.dependencies.auth: []
+  rest.dependencies.format: []
 services:
   plugin.manager.rest:
     class: Drupal\rest\Plugin\Type\ResourcePluginManager
@@ -32,4 +35,4 @@ services:
     arguments: ['rest']
   rest_resource.dependencies:
     class: \Drupal\rest\Entity\ConfigDependencies
-    arguments: ['%rest.dependencies.format', '%rest.dependencies.auth%']
+    arguments: ['%rest.dependencies.format%', '%rest.dependencies.auth%']
diff --git a/core/modules/rest/src/Entity/ConfigDependencies.php b/core/modules/rest/src/Entity/ConfigDependencies.php
index d4794e2..0f6930f 100644
--- a/core/modules/rest/src/Entity/ConfigDependencies.php
+++ b/core/modules/rest/src/Entity/ConfigDependencies.php
@@ -2,6 +2,7 @@
 
 namespace Drupal\rest\Entity;
 
+use Drupal\Component\Plugin\DependentPluginInterface;
 use Drupal\rest\RestResourceConfigInterface;
 
 /**
@@ -31,7 +32,7 @@ class ConfigDependencies {
    * @param string[] $available_rest_authentications
    *   A list of available authentications.
    */
-  public function __construct($available_rest_formats, array $available_rest_authentications) {
+  public function __construct(array $available_rest_formats, array $available_rest_authentications) {
     $this->availableRestFormats = $available_rest_formats;
     $this->availableRestAuthentications = $available_rest_authentications;
   }
@@ -67,6 +68,11 @@ public function calculateDependencies(RestResourceConfigInterface $rest_config)
         }
       }
     }
+
+    if (($resource_plugin = $rest_config->getResourcePlugin()) && $resource_plugin instanceof DependentPluginInterface) {
+      $dependencies = array_merge($dependencies, $resource_plugin->calculateDependencies());
+    }
+
     return $dependencies;
   }
 
diff --git a/core/modules/rest/src/Plugin/rest/resource/EntityResource.php b/core/modules/rest/src/Plugin/rest/resource/EntityResource.php
index 4acf691..715d0fd 100644
--- a/core/modules/rest/src/Plugin/rest/resource/EntityResource.php
+++ b/core/modules/rest/src/Plugin/rest/resource/EntityResource.php
@@ -31,8 +31,9 @@
  * )
  */
 class EntityResource extends ResourceBase implements DependentPluginInterface {
+
   /**
-   * Definition of the resources entity type.
+   * The entity type targeted by this resource.
    *
    * @var \Drupal\Core\Entity\EntityTypeInterface
    */
@@ -54,8 +55,7 @@ class EntityResource extends ResourceBase implements DependentPluginInterface {
    * @param \Psr\Log\LoggerInterface $logger
    *   A logger instance.
    */
-  public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityTypeManagerInterface $entity_type_manager,  $serializer_formats,
-                              LoggerInterface $logger) {
+  public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityTypeManagerInterface $entity_type_manager,  $serializer_formats, LoggerInterface $logger) {
     parent::__construct($configuration, $plugin_id, $plugin_definition, $serializer_formats, $logger);
     $this->entityType = $entity_type_manager->getDefinition($plugin_definition['entity_type']);
   }
diff --git a/core/modules/rest/src/Routing/ResourceRoutes.php b/core/modules/rest/src/Routing/ResourceRoutes.php
index b0a405b..7823e6c 100644
--- a/core/modules/rest/src/Routing/ResourceRoutes.php
+++ b/core/modules/rest/src/Routing/ResourceRoutes.php
@@ -108,7 +108,7 @@ protected function getRoutesForResourceConfig(RestResourceConfigInterface $rest_
         // If the route has a format requirement, then verify that the
         // resource has it.
         $format_requirement = $route->getRequirement('_format');
-        if ($format_requirement && $rest_resource_config->supportsFormat($method, $format_requirement)) {
+        if ($format_requirement && !$rest_resource_config->supportsFormat($method, $format_requirement)) {
           continue;
         }
 
diff --git a/core/modules/rest/src/Tests/RESTTestBase.php b/core/modules/rest/src/Tests/RESTTestBase.php
index a07ecfa..e4d3ed3 100644
--- a/core/modules/rest/src/Tests/RESTTestBase.php
+++ b/core/modules/rest/src/Tests/RESTTestBase.php
@@ -272,7 +272,7 @@ protected function enableService($resource_type, $method = 'GET', $format = NULL
       // get entity by id
       /** @var \Drupal\rest\RestResourceConfigInterface $resource_config */
       $resource_config = $this->resourceConfigStorage->load($resource_config_id);
-      $resource_config = ($resource_config !== NULL) ? $resource_config : $this->resourceConfigStorage->create(['id' => $resource_config_id]);
+      $resource_config = $resource_config ?: $this->resourceConfigStorage->create(['id' => $resource_config_id]);
 
       if ($format == NULL) {
         $format = $this->defaultFormat;
@@ -286,7 +286,8 @@ protected function enableService($resource_type, $method = 'GET', $format = NULL
         $resource_config->addSupportedAuthenticationProvider($method, $auth_provider);
       }
       $resource_config->save();
-    } else {
+    }
+    else {
       foreach ($this->resourceConfigStorage->loadMultiple() as $resource_config) {
         $resource_config->delete();
       }