diff --git a/script/scaffold/templates/config_flow/integration/__init__.py b/script/scaffold/templates/config_flow/integration/__init__.py
index 2f146dfe6e3..ab5c93364e1 100644
--- a/script/scaffold/templates/config_flow/integration/__init__.py
+++ b/script/scaffold/templates/config_flow/integration/__init__.py
@@ -8,7 +8,7 @@ from .const import DOMAIN
 
 # TODO List the platforms that you want to support.
 # For your initial PR, limit it to 1 platform.
-PLATFORMS = ["light"]
+PLATFORMS: list[str] = ["light"]
 
 
 async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool: