diff --git a/specification/indices/_types/IndexSettings.ts b/specification/indices/_types/IndexSettings.ts
index 51abe99009..3ffce4f1f7 100644
--- a/specification/indices/_types/IndexSettings.ts
+++ b/specification/indices/_types/IndexSettings.ts
@@ -30,7 +30,7 @@ import {
   Uuid,
   VersionString
 } from '@_types/common'
-import { double, float, integer, long } from '@_types/Numeric'
+import { double, integer, long } from '@_types/Numeric'
 import { DateTime, Duration, EpochTime, UnitMillis } from '@_types/Time'
 import { Tokenizer } from '@_types/analysis/tokenizers'
 import { IndexSegmentSort } from './IndexSegmentSort'