diff --git a/custom_components/veolia/__init__.py b/custom_components/veolia/__init__.py
index 9a696cd..622db9c 100644
--- a/custom_components/veolia/__init__.py
+++ b/custom_components/veolia/__init__.py
@@ -29,7 +29,7 @@
     PLATFORMS,
 )
 
-SCAN_INTERVAL = timedelta(seconds=30)
+SCAN_INTERVAL = timedelta(minutes=30)
 
 
 _LOGGER = logging.getLogger(__name__)