diff --git a/lib/common/util/constants.js b/lib/common/util/constants.js
index c4b55e81..88b5ccae 100644
--- a/lib/common/util/constants.js
+++ b/lib/common/util/constants.js
@@ -2140,15 +2140,7 @@ var Constants = {
     }
   },
 
-  CompatibleVersionConstants: {    
-    /**
-    * Constant for the 2015-04-05 version.
-    *
-    * @const
-    * @type {string}
-    */
-    APRIL_2015: '2015-04-05',
-    
+  CompatibleVersionConstants: {
     /**
     * Constant for the 2013-08-15 version.
     *