From 1eb4ac7f3457b83313895e48880c1cb81edf2070 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Thomas=20Lov=C3=A9n?= <thomasloven@gmail.com>
Date: Fri, 19 Oct 2018 00:01:23 +0200
Subject: [PATCH] Safer brightness calculation for icons

---
 src/components/entity/state-badge.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/components/entity/state-badge.js b/src/components/entity/state-badge.js
index f0b1124bed..5c293c5261 100644
--- a/src/components/entity/state-badge.js
+++ b/src/components/entity/state-badge.js
@@ -89,7 +89,7 @@ class StateBadge extends PolymerElement {
       if (newVal.attributes.brightness) {
         const brightness = newVal.attributes.brightness;
         // lowest brighntess will be around 50% (that's pretty dark)
-        iconStyle.filter = `brightness(${(brightness + 245) / 5}%)`;
+        iconStyle.filter = `brightness(${(parseInt(brightness) + 245) / 5}%)`;
       }
     }
     Object.assign(this.$.icon.style, iconStyle);