diff --git a/src/Scramble.php b/src/Scramble.php
index 2610ddd9..c7a1093a 100755
--- a/src/Scramble.php
+++ b/src/Scramble.php
@@ -61,6 +61,9 @@ public static function registerApi(string $name, array $config = []): GeneratorC
             config: array_merge(config('scramble'), $config),
         );
 
+        // By default, afterOpenApiGenerated is the same for all APIs.
+        $generatorConfig->afterOpenApiGenerated(Scramble::$openApiExtender);
+
         return $generatorConfig;
     }