From 49f7a5ca1da47a854b18f36fb92760a97e907d65 Mon Sep 17 00:00:00 2001
From: Koen Kanters <koenkanters94@gmail.com>
Date: Wed, 21 Sep 2022 17:10:34 +0200
Subject: [PATCH] Improve Home Assistant history view for sensors without unit.
 #14103

---
 lib/extension/homeassistant.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/extension/homeassistant.ts b/lib/extension/homeassistant.ts
index 75ea1bc41..4222f9954 100644
--- a/lib/extension/homeassistant.ts
+++ b/lib/extension/homeassistant.ts
@@ -731,7 +731,7 @@ export default class HomeAssistant extends Extension {
                 discovery_payload: {
                     value_template: `{{ value_json.${firstExpose.property} }}`,
                     enabled_by_default: !allowsSet,
-                    ...(firstExpose.unit && {unit_of_measurement: firstExpose.unit}),
+                    unit_of_measurement: firstExpose.unit || '',
                     ...lookup[firstExpose.name],
                     ...extraAttrs,
                 },