diff --git a/examples/oauth_example.py b/examples/oauth_example.py
index 453d627..804c02b 100644
--- a/examples/oauth_example.py
+++ b/examples/oauth_example.py
@@ -60,6 +60,7 @@ def user(self): # -> dict or empty dict
         return self._rootstate.get(OAUTH_SESSION_NAME,{})
 
     def render(self): # dynamic rendering
+        self.clear()
         self+= self.title + self.btn
         if self.user:
             self.title.set(self.user['name'])
@@ -83,6 +84,8 @@ def init(self):
         self.oa = TagOAuth(self.state)
 
     def render(self):  # dynamic rendering
+        self.clear()
+
         self += self.oa
         self += f"You are {self.oa.user.get('name') or 'unknown'}"