@@ -123,7 +123,7 @@ public function buildSchema(string $className, string $format = 'jsonapi', strin
         // That is done by query parameter. @see https://jsonapi.org/format/#fetching-includes
         $jsonApiSerializerContext = $serializerContext;
         if (true === ($serializerContext[self::DISABLE_JSON_SCHEMA_SERIALIZER_GROUPS] ?? true) && $inputOrOutputClass === $className) {
-            unset($jsonApiSerializerContext['groups']);
+            $jsonApiSerializerContext['groups'] = null;
         }
 
         $schema = $this->schemaFactory->buildSchema($className, 'json', $type, $operation, $schema, $jsonApiSerializerContext, $forceCollection);
Original file line number	Diff line number	Diff line change
`@@ -123,7 +123,7 @@ public function buildSchema(string $className, string $format = 'jsonapi', strin`
`123`	`123`	`// That is done by query parameter. @see https://jsonapi.org/format/#fetching-includes`
`124`	`124`	`$jsonApiSerializerContext = $serializerContext;`
`125`	`125`	`if (true === ($serializerContext[self::DISABLE_JSON_SCHEMA_SERIALIZER_GROUPS] ?? true) && $inputOrOutputClass === $className) {`
`126`		`- unset($jsonApiSerializerContext['groups']);`
	`126`	`+ $jsonApiSerializerContext['groups'] = null;`
`127`	`127`	`}`
`128`	`128`
`129`	`129`	`$schema = $this->schemaFactory->buildSchema($className, 'json', $type, $operation, $schema, $jsonApiSerializerContext, $forceCollection);`