diff --git a/lib/index.ts b/lib/index.ts
index 5e3d2d2..b824e30 100644
--- a/lib/index.ts
+++ b/lib/index.ts
@@ -7,4 +7,5 @@
 
 export { ControlModel } from './ControlModel';
 export { DatabaseModel } from './DatabaseModel';
+export { Persistent } from './Persistent';
 export * from './interfaces';