diff --git a/NewHorizons/Patches/VisionTorchPatches.cs b/NewHorizons/Patches/VisionTorchPatches.cs
index 546a4ee5..fd4dd131 100644
--- a/NewHorizons/Patches/VisionTorchPatches.cs
+++ b/NewHorizons/Patches/VisionTorchPatches.cs
@@ -44,6 +44,7 @@ namespace NewHorizons.Patches
             var t = hitObj.GetComponent<VisionTorchTarget>();
             if (t != null) //(hitObj.CompareTag("PrisonerDetector"))
             {
+                __instance._mindProjector.OnProjectionStart -= t.onSlidesStart;
                 __instance._mindProjector.OnProjectionComplete -= t.onSlidesComplete;
             }
             return true;