diff --git a/src/main/java/org/codelibs/fess/helper/SuggestHelper.java b/src/main/java/org/codelibs/fess/helper/SuggestHelper.java
index cf422bdf5..84e895bce 100644
--- a/src/main/java/org/codelibs/fess/helper/SuggestHelper.java
+++ b/src/main/java/org/codelibs/fess/helper/SuggestHelper.java
@@ -224,7 +224,7 @@ public class SuggestHelper {
         boolQueryBuilder.mustNot(QueryBuilders.termQuery(FieldNames.KINDS, SuggestItem.Kind.QUERY.toString()));
         boolQueryBuilder.mustNot(QueryBuilders.termQuery(FieldNames.KINDS, SuggestItem.Kind.USER.toString()));
 
-        SuggestUtil.deleteByQuery(fessEsClient, suggester.getIndex(), suggester.getType(), boolQueryBuilder);
+        SuggestUtil.deleteByQuery(fessEsClient, suggester.settings(), suggester.getIndex(), suggester.getType(), boolQueryBuilder);
     }
 
     public void purgeSearchlogSuggest(final LocalDateTime time) {
@@ -236,7 +236,7 @@ public class SuggestHelper {
         boolQueryBuilder.must(QueryBuilders.termQuery(FieldNames.KINDS, SuggestItem.Kind.QUERY.toString()));
         boolQueryBuilder.mustNot(QueryBuilders.termQuery(FieldNames.KINDS, SuggestItem.Kind.USER.toString()));
 
-        SuggestUtil.deleteByQuery(fessEsClient, suggester.getIndex(), suggester.getType(), boolQueryBuilder);
+        SuggestUtil.deleteByQuery(fessEsClient, suggester.settings(), suggester.getIndex(), suggester.getType(), boolQueryBuilder);
     }
 
     public long getAllWordsNum() {