diff --git a/main.go b/main.go
index b5a0cce..5b58637 100644
--- a/main.go
+++ b/main.go
@@ -30,7 +30,7 @@ func main() {
 	t := time.NewTicker(500 * time.Millisecond)
 	for l := gpio.Low; ; l = !l {
 		fmt.Printf("Setting to %t \n", l)
-		zero3.PA1_12.Out(true)
+		zero3.PA1_12.Out(l)
 		<-t.C
 	}
 }