From 4f36bbdfe6cc22d046c959347c6a3a0ccaafb4e4 Mon Sep 17 00:00:00 2001
From: Erik Montnemery <erik@montnemery.com>
Date: Tue, 4 Mar 2025 11:33:27 +0100
Subject: [PATCH] Fix regression in template flag introduced by #139645
 (#139742)

---
 homeassistant/components/template/light.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/homeassistant/components/template/light.py b/homeassistant/components/template/light.py
index 3369bf3ce0f..c7188f380bc 100644
--- a/homeassistant/components/template/light.py
+++ b/homeassistant/components/template/light.py
@@ -1023,7 +1023,7 @@ class LightTemplate(TemplateEntity, LightEntity):
         if render in (None, "None", ""):
             self._supports_transition = False
             return
-        self._attr_supported_features &= LightEntityFeature.EFFECT
+        self._attr_supported_features &= ~LightEntityFeature.TRANSITION
         self._supports_transition = bool(render)
         if self._supports_transition:
             self._attr_supported_features |= LightEntityFeature.TRANSITION