diff --git a/homeassistant/components/powerwall/const.py b/homeassistant/components/powerwall/const.py
index b2738bce4ac..b1791c4300e 100644
--- a/homeassistant/components/powerwall/const.py
+++ b/homeassistant/components/powerwall/const.py
@@ -9,7 +9,7 @@ POWERWALL_API_CHANGED: Final = "api_changed"
 POWERWALL_HTTP_SESSION: Final = "http_session"
 POWERWALL_LOGIN_FAILED_COUNT: Final = "login_failed_count"
 
-UPDATE_INTERVAL = 5
+UPDATE_INTERVAL = 30
 
 ATTR_FREQUENCY = "frequency"
 ATTR_INSTANT_AVERAGE_VOLTAGE = "instant_average_voltage"