diff --git a/projects/ucap-webmessenger-protocol-group/src/public-api.ts b/projects/ucap-webmessenger-protocol-group/src/public-api.ts
index 210cf64d..766deaca 100644
--- a/projects/ucap-webmessenger-protocol-group/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-group/src/public-api.ts
@@ -1,6 +1,9 @@
 /*
  * Public API Surface of ucap-webmessenger-protocol-group
  */
+export * from './lib/models/group-add';
+export * from './lib/models/group-del';
+export * from './lib/models/group-update';
 
 export * from './lib/services/group-protocol.service';
 
diff --git a/projects/ucap-webmessenger-protocol-room/src/public-api.ts b/projects/ucap-webmessenger-protocol-room/src/public-api.ts
index e3983287..7610996b 100644
--- a/projects/ucap-webmessenger-protocol-room/src/public-api.ts
+++ b/projects/ucap-webmessenger-protocol-room/src/public-api.ts
@@ -2,6 +2,12 @@
  * Public API Surface of ucap-webmessenger-protocol-room
  */
 
+export * from './lib/models/room-invite';
+export * from './lib/models/room-open';
+export * from './lib/models/room-open2';
+export * from './lib/models/room-open3';
+export * from './lib/models/room-open4';
+
 export * from './lib/services/room-protocol.service';
 
 export * from './lib/ucap-room-protocol.module';