diff --git a/ApiDocGenerator.php b/ApiDocGenerator.php
index 777073e..73f583d 100644
--- a/ApiDocGenerator.php
+++ b/ApiDocGenerator.php
@@ -15,6 +15,7 @@ use Nelmio\ApiDocBundle\Describer\DescriberInterface;
 use Nelmio\ApiDocBundle\Describer\ModelRegistryAwareInterface;
 use Nelmio\ApiDocBundle\Model\ModelRegistry;
 use Nelmio\ApiDocBundle\ModelDescriber\ModelDescriberInterface;
+use Nelmio\ApiDocBundle\OpenApiPhp\DefaultOperationId;
 use Nelmio\ApiDocBundle\OpenApiPhp\ModelRegister;
 use OpenApi\Analysis;
 use OpenApi\Annotations\OpenApi;
@@ -98,6 +99,9 @@ final class ApiDocGenerator
         // Calculate the associated schemas
         $modelRegistry->registerSchemas();
 
+        $defaultOperationIdProcessor = new DefaultOperationId();
+        $defaultOperationIdProcessor($analysis);
+
         $analysis->process();
         $analysis->validate();
 
diff --git a/OpenApiPhp/DefaultOperationId.php b/OpenApiPhp/DefaultOperationId.php
new file mode 100644
index 0000000..b923b8c
--- /dev/null
+++ b/OpenApiPhp/DefaultOperationId.php
@@ -0,0 +1,35 @@
+<?php
+
+/*
+ * This file is part of the NelmioApiDocBundle package.
+ *
+ * (c) Nelmio
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Nelmio\ApiDocBundle\OpenApiPhp;
+
+use OpenApi\Analysis;
+use OpenApi\Annotations as OA;
+
+/**
+ * Disable the OperationId processor from zircote/swagger-php as it breaks our documentation by setting non-unique operation ids.
+ * See https://github.com/zircote/swagger-php/pull/483#issuecomment-360739260 for the solution used here.
+ *
+ * @internal
+ */
+final class DefaultOperationId
+{
+    public function __invoke(Analysis $analysis)
+    {
+        $allOperations = $analysis->getAnnotationsOfType(OA\Operation::class);
+
+        foreach ($allOperations as $operation) {
+            if (OA\UNDEFINED === $operation->operationId) {
+                $operation->operationId = null;
+            }
+        }
+    }
+}
diff --git a/Tests/Functional/FunctionalTest.php b/Tests/Functional/FunctionalTest.php
index dacd12e..7ed88c1 100644
--- a/Tests/Functional/FunctionalTest.php
+++ b/Tests/Functional/FunctionalTest.php
@@ -456,4 +456,11 @@ class FunctionalTest extends WebTestCase
         $operation = $this->getOperation('/api/invoke', 'get');
         $this->assertSame('Invokable!', $this->getOperationResponse($operation, 200)->description);
     }
+
+    public function testDefaultOperationId()
+    {
+        $operation = $this->getOperation('/api/article/{id}', 'get');
+        var_dump($operation->operationId);
+        $this->assertNull($operation->operationId);
+    }
 }