From 9fe142a11491727ae4446e0f86f0df693594ede9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Hjelseth=20H=C3=B8yer?= <mail@dahoiv.net>
Date: Fri, 24 Jul 2020 22:46:05 +0200
Subject: [PATCH] Prevent unnecessary updates of sun component (#38169)

---
 homeassistant/components/sun/__init__.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/homeassistant/components/sun/__init__.py b/homeassistant/components/sun/__init__.py
index c4692598447..fe89413f4d5 100644
--- a/homeassistant/components/sun/__init__.py
+++ b/homeassistant/components/sun/__init__.py
@@ -100,7 +100,10 @@ class Sun(Entity):
         self._next_change = None
 
         def update_location(_event):
-            self.location = get_astral_location(self.hass)
+            location = get_astral_location(self.hass)
+            if location == self.location:
+                return
+            self.location = location
             self.update_events(dt_util.utcnow())
 
         update_location(None)