diff --git a/internal/proxy/database_interceptor.go b/internal/proxy/database_interceptor.go
index 2635770b7c..31917941fb 100644
--- a/internal/proxy/database_interceptor.go
+++ b/internal/proxy/database_interceptor.go
@@ -286,6 +286,10 @@ func fillDatabase(ctx context.Context, req interface{}) (context.Context, interf
 			r.DbName = GetCurDBNameFromContextOrDefault(ctx)
 		}
 		return ctx, r
+	case *milvuspb.OperatePrivilegeV2Request:
+		if r.DbName == "" {
+			r.DbName = GetCurDBNameFromContextOrDefault(ctx)
+		}
 	default:
 	}
 	return ctx, req