diff --git a/Documents/proto/general/openapi.yaml b/Documents/proto/general/openapi.yaml
index 55e8168..014861d 100644
--- a/Documents/proto/general/openapi.yaml
+++ b/Documents/proto/general/openapi.yaml
@@ -1018,7 +1018,7 @@ components:
         "courses": ['Math', 'Info']
         }
     Roles:
-     type: string
+      type: string
       enum: [teacher, student, secretary]
 
     RegRequest: