diff --git a/modules/swagger-generator/src/main/resources/openapi.yaml b/modules/swagger-generator/src/main/resources/openapi.yaml
index 369dd8c25b4..932e3cc992d 100644
--- a/modules/swagger-generator/src/main/resources/openapi.yaml
+++ b/modules/swagger-generator/src/main/resources/openapi.yaml
@@ -292,6 +292,9 @@ components:
         type:
           type: string
           description: Authorization type
+          enum:
+          - query
+          - header
     Options:
       x-swagger-router-model: io.swagger.codegen.v3.service.Options
       properties: