diff --git a/homeassistant/components/airnow/__init__.py b/homeassistant/components/airnow/__init__.py
index d7caaa120fc..a494ac0c93f 100644
--- a/homeassistant/components/airnow/__init__.py
+++ b/homeassistant/components/airnow/__init__.py
@@ -77,9 +77,8 @@ async def async_migrate_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
         new_data = entry.data.copy()
         del new_data[CONF_RADIUS]
 
-        entry.version = 2
         hass.config_entries.async_update_entry(
-            entry, data=new_data, options=new_options
+            entry, data=new_data, options=new_options, version=2
         )
 
     _LOGGER.info("Migration to version %s successful", entry.version)