diff --git a/x-pack/legacy/plugins/maps/common/constants.ts b/x-pack/legacy/plugins/maps/common/constants.ts
index 6c23541d64d58a..a4afae0b9e077d 100644
--- a/x-pack/legacy/plugins/maps/common/constants.ts
+++ b/x-pack/legacy/plugins/maps/common/constants.ts
@@ -125,7 +125,6 @@ export enum AGG_TYPE {
   SUM = 'sum',
   TERMS = 'terms',
   UNIQUE_COUNT = 'cardinality',
-  PERCENTAGE_KBN = 'percentage_kbn',
 }
 
 export enum RENDER_AS {