diff --git a/src/utilities/ByteUtilities.java b/src/utilities/ByteUtilities.java
index aeadc278c..e9159dc2e 100644
--- a/src/utilities/ByteUtilities.java
+++ b/src/utilities/ByteUtilities.java
@@ -38,11 +38,12 @@ public class ByteUtilities {
 	public static String getHexString(byte [] bytes) {
 		char [] data = new char[bytes.length*2+(bytes.length>0?bytes.length-1:0)];
 		byte b;
-		for (int i = 0; i < bytes.length; i+=3) {
+		for (int i = 0; i < bytes.length; i++) {
 			b = bytes[i];
-			data[i+0] = HEX[(b&0xFF) >>> 4];
-			data[i+1] = HEX[b & 0x0F];
-			data[i+2] = ' ';
+			data[i*3+0] = HEX[(b&0xFF) >>> 4];
+			data[i*3+1] = HEX[b & 0x0F];
+			if (i*3+2 < data.length)
+				data[i*3+2] = ' ';
 		}
 		return new String(data);
 	}