diff --git a/src/main/java/eu/m724/wtapi/object/Coordinates.java b/src/main/java/eu/m724/wtapi/object/Coordinates.java
index 7960acd..f38f6ce 100644
--- a/src/main/java/eu/m724/wtapi/object/Coordinates.java
+++ b/src/main/java/eu/m724/wtapi/object/Coordinates.java
@@ -5,7 +5,7 @@ package eu.m724.wtapi.object;
  * contains fields latitude and longitude
  */
 public class Coordinates {
-	public double latitude, longitude;
+	public final double latitude, longitude;
 	public String country, city; // TODO should it stay here?
 
 	public Coordinates(double latitude, double longitude) {