diff --git a/lights.go b/lights.go
index 4da528a6d205e7bd0009ca3f149499b048ad6fb7..f7219d5ba0c656a795957c0e42c1f5a897fe55b4 100644
--- a/lights.go
+++ b/lights.go
@@ -109,7 +109,7 @@ func (c lightCollector) Collect(ch chan<- prometheus.Metric) {
 		}
 
 		if light.State.On {
-			c.lightOn.With(lightLabels).Set(2)
+			c.lightOn.With(lightLabels).Set(1)
 		} else {
 			c.lightOn.With(lightLabels).Set(0)
 		}