diff --git a/CHANGELOG.md b/CHANGELOG.md
index e2c1a20fa6452eac690d57dc7ff047c65063eb3b..3740aa06392ca7fd7060162cfafe62badc87c7fe 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 
 This is a changelog for Piwik platform developers. All changes for our HTTP API's, Plugins, Themes, etc will be listed here.
 
+## Piwik 2.15.0
+
+### Breaking Changes
+* We marked the method `Dimension::getId()` as final.
+
 ## Piwik 2.14.0
 
 ### Breaking Changes
diff --git a/core/Columns/Dimension.php b/core/Columns/Dimension.php
index 8da3822fa99837d88695167587219a8f7e30e6fa..ace9558c8b766d56d7b88f2eca948c08a60d86dc 100644
--- a/core/Columns/Dimension.php
+++ b/core/Columns/Dimension.php
@@ -149,7 +149,7 @@ abstract class Dimension
      *                   This would only happen if the dimension is located in the wrong directory.
      * @api
      */
-    public function getId()
+    final public function getId()
     {
         $className = get_class($this);