diff --git a/main.go b/main.go
index 5ca0eee..b944944 100644
--- a/main.go
+++ b/main.go
@@ -38,7 +38,7 @@ func main() {
 	}
 	defer gpio.Close()
 
-	pinNumber := gpio.GPIO7
+	pinNumber := gpio.GPIO4
 	pin := gpio.NewPin(pinNumber)
 	result, err := readDataFromDHT(pin)
 	if err != nil {