diff --git a/LocationLib/bin/locationlib.jar b/LocationLib/bin/locationlib.jar
index 9f63219..2841e46 100644
Binary files a/LocationLib/bin/locationlib.jar and b/LocationLib/bin/locationlib.jar differ
diff --git a/LocationLib/src/com/TwentyCodes/android/location/MidPoint.java b/LocationLib/src/com/TwentyCodes/android/location/MidPoint.java
index 30510ba..1325b4e 100644
--- a/LocationLib/src/com/TwentyCodes/android/location/MidPoint.java
+++ b/LocationLib/src/com/TwentyCodes/android/location/MidPoint.java
@@ -13,11 +13,11 @@ import com.google.android.maps.GeoPoint;
  */
 public class MidPoint {
 	
-	private int mMinLatitude;
-	private int mMaxLatitude;
-	private int mMinLongitude;
-	private int mMaxLongitude;
-	private GeoPoint mMidPoint;
+	private final int mMinLatitude;
+	private final int mMaxLatitude;
+	private final int mMinLongitude;
+	private final int mMaxLongitude;
+	private final GeoPoint mMidPoint;
 
 	/**
 	 * Creates a new MidPoint