diff --git a/vue-apps-py/src/vue_apps_py/models.py b/vue-apps-py/src/vue_apps_py/models.py
index 2821deb..34ff4e7 100644
--- a/vue-apps-py/src/vue_apps_py/models.py
+++ b/vue-apps-py/src/vue_apps_py/models.py
@@ -4,11 +4,11 @@ from pydantic import BaseModel, Field
 
 
 class PingModel(BaseModel):
-    nickname: str
+    nickname: str = Field(title='Nickname', description="Vue App's nickname to use at service")
 
 
 class PongModel(BaseModel):
-    message: str = Field(default='ping', title='Message', description='Message answered on pings')
+    message: str = Field(default='pong', title='Message', description='Message answered on pings')
     token: Optional[str] = Field(default=None, title='Token', description='Token for API to check')