diff --git a/public/js/grocy_nightmode.js b/public/js/grocy_nightmode.js
index 45c9e67c..d6957388 100644
--- a/public/js/grocy_nightmode.js
+++ b/public/js/grocy_nightmode.js
@@ -56,7 +56,7 @@ $("#auto-night-mode-time-range-to").trigger("keyup");
 
 function CheckNightMode()
 {
-	if (!Grocy.UserSettings.auto_night_mode_enabled)
+	if (!BoolVal(Grocy.UserSettings.auto_night_mode_enabled))
 	{
 		return;
 	}