diff --git a/app/schemas/role.py b/app/schemas/role.py
index e64823c..6bb3c1e 100644
--- a/app/schemas/role.py
+++ b/app/schemas/role.py
@@ -10,12 +10,14 @@ from pydantic import BaseModel, Field
 class RoleCreate(BaseModel):
     name: str = Field(..., min_length=1, max_length=100)
     permissions: dict[str, Any] = Field(default_factory=dict)
+    denied_permissions: list[str] = Field(default_factory=list)
     field_permissions: dict[str, Any] = Field(default_factory=dict)
 
 
 class RoleUpdate(BaseModel):
     name: str | None = None
     permissions: dict[str, Any] | None = None
+    denied_permissions: list[str] | None = None
     field_permissions: dict[str, Any] | None = None
 
 
@@ -23,4 +25,6 @@ class RoleResponse(BaseModel):
     id: str
     name: str
     permissions: dict[str, Any]
+    denied_permissions: list[str] = Field(default_factory=list)
     field_permissions: dict[str, Any]
+    permission_version: int = 1