diff --git a/plugins/autowarmth.koplugin/main.lua b/plugins/autowarmth.koplugin/main.lua
index e3ca76363..4235c043a 100644
--- a/plugins/autowarmth.koplugin/main.lua
+++ b/plugins/autowarmth.koplugin/main.lua
@@ -66,7 +66,7 @@ function AutoWarmth:init()
     self.longitude = G_reader_settings:readSetting("autowarmth_longitude") or -20.30
     self.altitude = G_reader_settings:readSetting("autowarmth_altitude") or 200
     self.timezone = G_reader_settings:readSetting("autowarmth_timezone") or 0
-    self.hide_nightmode_warning = G_reader_settings:isTrue("hide_nightmode_warning") or false
+    self.hide_nightmode_warning = G_reader_settings:isTrue("autowarmth_hide_nightmode_warning") or false
     self.scheduler_times = G_reader_settings:readSetting("autowarmth_scheduler_times")
         or {0.0, 5.5, 6.0, 6.5, 7.0, 13.0, 21.5, 22.0, 22.5, 23.0, 24.0}
     self.warmth = G_reader_settings:readSetting("autowarmth_warmth")