From 322480bba144adb82bad171cd06ae5694f657da3 Mon Sep 17 00:00:00 2001
From: Pascal Vizeli <pascal.vizeli@syshack.ch>
Date: Mon, 17 Apr 2017 23:31:49 +0200
Subject: [PATCH] Fix bug with check installed

---
 hassio/addons/__init__.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hassio/addons/__init__.py b/hassio/addons/__init__.py
index 84889fbf9..3c5430447 100644
--- a/hassio/addons/__init__.py
+++ b/hassio/addons/__init__.py
@@ -144,7 +144,7 @@ class AddonManager(AddonsData):
 
     async def update(self, addon, version=None):
         """Update addon."""
-        if self.is_installed(addon):
+        if not self.is_installed(addon):
             _LOGGER.error("Addon %s is not installed", addon)
             return False