diff --git a/src/JsonSchema/SchemaFactory.php b/src/JsonSchema/SchemaFactory.php
index 7014020afc4..1583202ea05 100644
--- a/src/JsonSchema/SchemaFactory.php
+++ b/src/JsonSchema/SchemaFactory.php
@@ -80,6 +80,14 @@ public function buildSchema(string $className, string $format = 'json', string $
             return $schema;
         }
 
+        if ('input' === $type && !($operation?->canDeserialize() ?? true)) {
+            return $schema;
+        }
+
+        if ('output' === $type && !($operation?->canSerialize() ?? true)) {
+            return $schema;
+        }
+
         $validationGroups = $operation ? $this->getValidationGroups($operation) : [];
         $version = $schema->getVersion();
         $method = $operation instanceof HttpOperation ? $operation->getMethod() : 'GET';