diff --git a/optimizely/config_manager.py b/optimizely/config_manager.py
index 247f5ce5..0e4008b7 100644
--- a/optimizely/config_manager.py
+++ b/optimizely/config_manager.py
@@ -323,6 +323,11 @@ def set_update_interval(self, update_interval: Optional[int | float]) -> None:
             )
             update_interval = enums.ConfigManager.DEFAULT_UPDATE_INTERVAL
 
+        if update_interval < 30:
+            self.logger.warning(
+                'Polling intervals below 30 seconds are not recommended.'
+            )
+
         self.update_interval = update_interval
 
     def set_blocking_timeout(self, blocking_timeout: Optional[int | float]) -> None: