diff --git a/QSB/EchoesOfTheEye/LightSensorSync/Patches/LightSensorPatches.cs b/QSB/EchoesOfTheEye/LightSensorSync/Patches/LightSensorPatches.cs
index 47de79d0..adf436c4 100644
--- a/QSB/EchoesOfTheEye/LightSensorSync/Patches/LightSensorPatches.cs
+++ b/QSB/EchoesOfTheEye/LightSensorSync/Patches/LightSensorPatches.cs
@@ -82,6 +82,7 @@ internal class LightSensorPatches : QSBPatch
 			return false;
 		}
 		var illuminated = __instance._illuminated;
+		var locallyIlluminated = qsbLightSensor._locallyIlluminated;
 		__instance.UpdateIllumination();
 		if (!illuminated && __instance._illuminated)
 		{
@@ -92,6 +93,15 @@ internal class LightSensorPatches : QSBPatch
 		{
 			__instance.OnDetectDarkness.Invoke();
 		}
+		if (!locallyIlluminated && qsbLightSensor._locallyIlluminated)
+		{
+			qsbLightSensor.OnDetectLocalLight.Invoke();
+			return false;
+		}
+		if (locallyIlluminated && !qsbLightSensor._locallyIlluminated)
+		{
+			qsbLightSensor.OnDetectLocalDarkness.Invoke();
+		}
 		return false;
 	}
 
diff --git a/QSB/EchoesOfTheEye/LightSensorSync/WorldObjects/QSBLightSensor.cs b/QSB/EchoesOfTheEye/LightSensorSync/WorldObjects/QSBLightSensor.cs
index f3e77637..e5558338 100644
--- a/QSB/EchoesOfTheEye/LightSensorSync/WorldObjects/QSBLightSensor.cs
+++ b/QSB/EchoesOfTheEye/LightSensorSync/WorldObjects/QSBLightSensor.cs
@@ -20,14 +20,13 @@ namespace QSB.EchoesOfTheEye.LightSensorSync.WorldObjects;
 /// list of illuminators doesn't work because if a player illuminates and then leaves,
 /// it'll be considered illuminated forever until they come back.
 ///
-/// BUG: this also breaks in zone2.
+/// BUG: this breaks in zone2.
 /// the sector it's enabled in is bigger than the sector the zone2 walls are enabled in :(
 /// maybe this can be fixed by making the collision group use the same sector.
 /// </summary>
 internal class QSBLightSensor : WorldObject<SingleLightSensor>
 {
 	internal bool _locallyIlluminated;
-
 	public Action OnDetectLocalLight;
 	public Action OnDetectLocalDarkness;
 
@@ -46,7 +45,7 @@ internal class QSBLightSensor : WorldObject<SingleLightSensor>
 	{
 		QSBPlayerManager.OnRemovePlayer += OnPlayerLeave;
 
-		// normally done in Start, but world objects arent ready by that point
+		// do this stuff here instead of Start, since world objects won't be ready by that point
 		Delay.RunWhen(() => QSBWorldSync.AllObjectsReady, () =>
 		{
 			if (AttachedObject._sector != null)
@@ -55,7 +54,6 @@ internal class QSBLightSensor : WorldObject<SingleLightSensor>
 				{
 					_locallyIlluminated = true;
 					OnDetectLocalLight?.Invoke();
-					this.SendMessage(new SetIlluminatedMessage(true));
 				}
 			}
 		});