diff --git a/internal/languages/usecase/permission.go b/internal/contests/usecase/policy_agent.go
similarity index 93%
rename from internal/languages/usecase/permission.go
rename to internal/contests/usecase/policy_agent.go
index ae3855f..e2c0f82 100644
--- a/internal/languages/usecase/permission.go
+++ b/internal/contests/usecase/policy_agent.go
@@ -13,7 +13,7 @@ type PermissionService struct {
 func NewPermissionService() *PermissionService {
 	query, err := rego.New(
 		rego.Query("allow = data.problem.rbac.allow"),
-		rego.Load([]string{"./opa/all.rego"}, nil),
+		rego.Load([]string{"./opa/problem.rego"}, nil),
 	).PrepareForEval(context.TODO())
 
 	if err != nil {
diff --git a/internal/problems/usecase/permission.go b/internal/problems/usecase/permission.go
deleted file mode 100644
index ae3855f..0000000
--- a/internal/problems/usecase/permission.go
+++ /dev/null
@@ -1,39 +0,0 @@
-package usecase
-
-import (
-	"context"
-	"git.sch9.ru/new_gate/models"
-	"github.com/open-policy-agent/opa/rego"
-)
-
-type PermissionService struct {
-	query *rego.PreparedEvalQuery
-}
-
-func NewPermissionService() *PermissionService {
-	query, err := rego.New(
-		rego.Query("allow = data.problem.rbac.allow"),
-		rego.Load([]string{"./opa/all.rego"}, nil),
-	).PrepareForEval(context.TODO())
-
-	if err != nil {
-		panic(err)
-	}
-
-	return &PermissionService{
-		query: &query,
-	}
-}
-
-func (s *PermissionService) Allowed(ctx context.Context, user *models.User, action string) bool {
-	input := map[string]interface{}{
-		"user":   user,
-		"action": action,
-	}
-
-	result, err := s.query.Eval(ctx, rego.EvalInput(input))
-	if err != nil {
-		panic(err)
-	}
-	return result[0].Bindings["allow"].(bool)
-}