diff --git a/src/org/hwo/ui/diagram/SimplePlotLabeler.java b/src/org/hwo/ui/diagram/SimplePlotLabeler.java
index cb20e93..e759c79 100644
--- a/src/org/hwo/ui/diagram/SimplePlotLabeler.java
+++ b/src/org/hwo/ui/diagram/SimplePlotLabeler.java
@@ -43,7 +43,7 @@ public class SimplePlotLabeler implements PlotLabeler {
 					);
 		} else if (digits == 0){
 			return String.format("%1.2f",value);
-		} else if (digits > 0){
+		} else {
 			return String.format(
 					String.format("%%%d.2f",digits),
 					value
diff --git a/src/org/hwo/ui/dialog/SerialPortChooser.java b/src/org/hwo/ui/dialog/SerialPortChooser.java
index 4a21a6a..d246420 100644
--- a/src/org/hwo/ui/dialog/SerialPortChooser.java
+++ b/src/org/hwo/ui/dialog/SerialPortChooser.java
@@ -33,10 +33,7 @@ public class SerialPortChooser extends JDialog {
 	{
 		return execute(null);
 	}
-	public static NewSerialPort execute(Component parent,String selectedPortName)
-	{
-		return execute(null, selectedPortName);
-	}
+
 	public static NewSerialPort execute(Component parent,String selectedPortName)
 	{
 		SerialPortChooser spc = new SerialPortChooser();