diff --git a/hassio/addons/__init__.py b/hassio/addons/__init__.py
index 5fd0e332b..d4d04a2da 100644
--- a/hassio/addons/__init__.py
+++ b/hassio/addons/__init__.py
@@ -129,7 +129,7 @@ class AddonManager(AddonsData):
             _LOGGER.error("Can't write options for addon %s", addon)
             return False
 
-        return await self.dockers[addon].run():
+        return await self.dockers[addon].run()
 
     async def stop_addon(self, addon):
         """Stop addon."""
@@ -137,7 +137,7 @@ class AddonManager(AddonsData):
             _LOGGER.error("No docker found for addon %s", addon)
             return False
 
-        return await self.dockers[addon].stop():
+        return await self.dockers[addon].stop()
 
     async def update_addon(self, addon, version=None):
         """Update addon."""
@@ -150,4 +150,4 @@ class AddonManager(AddonsData):
             return False
 
         version = version or self.get_version(addon)
-        return await self.dockers[addon].update(version):
+        return await self.dockers[addon].update(version)
diff --git a/hassio/addons/data.py b/hassio/addons/data.py
index aed6d02f1..3d60bc5c8 100644
--- a/hassio/addons/data.py
+++ b/hassio/addons/data.py
@@ -98,7 +98,7 @@ class AddonsData(Config):
     def list_startup(self, start_type):
         """Get list of installed addon with need start by type."""
         addon_list = set()
-        for addon, value in self._data.items():
+        for addon in self._data.keys():
             if self.get_boot(addon) != BOOT_AUTO:
                 continue