diff --git a/ts/components/loader.ts b/ts/components/loader.ts
index 44dcbd2ef..26cecaf84 100644
--- a/ts/components/loader.ts
+++ b/ts/components/loader.ts
@@ -129,10 +129,6 @@ export const PathFilters: {[name: string]: PathFilterFunction} = {
  */
 export namespace Loader {
 
-  const VERSION = MJGlobal.version;
-
-  export const versions: Map<string, string> = new Map();
-
   /**
    * The version of MathJax that is running.
    */