diff --git a/cmd/sendosc/sendosc.go b/cmd/sendosc/sendosc.go
index de1795c..4360cb1 100644
--- a/cmd/sendosc/sendosc.go
+++ b/cmd/sendosc/sendosc.go
@@ -222,7 +222,7 @@ func send(host string, port int32, address string, args []string, types []string
 		oscMessageBuffer = append(sizeBytes, oscMessageBuffer...)
 	}
 
-	netAddress := fmt.Sprintf("%s:%d", host, port)
+	netAddress := net.JoinHostPort(host, fmt.Sprintf("%d", port))
 	conn, err := net.Dial(protocol, netAddress)
 	if err != nil {
 		fmt.Printf("Dial err %v", err)
diff --git a/osc.go b/osc.go
index 178aff7..599cd04 100644
--- a/osc.go
+++ b/osc.go
@@ -17,7 +17,7 @@ func stringToOSCBytes(rawString string) []byte {
 
 	padLength := 4 - (len(sb.String()) % 4)
 	if padLength < 4 {
-		for i := 0; i < padLength; i++ {
+		for range padLength {
 			sb.WriteString("\u0000")
 		}
 	}
@@ -69,7 +69,7 @@ func byteArrayToOSCBytes(bytes []byte) []byte {
 
 	padLength := 4 - (bytesSize % 4)
 	if padLength < 4 {
-		for i := 0; i < padLength; i++ {
+		for range padLength {
 			oscBytes = append(oscBytes, 0)
 		}
 	}