diff --git a/src/main/java/org/codelibs/fess/app/web/admin/upgrade/AdminUpgradeAction.java b/src/main/java/org/codelibs/fess/app/web/admin/upgrade/AdminUpgradeAction.java
index fbd54102ea87f858757e5b2c111b4d54e2e9a2f1..2267fe20da91359b440addf177bca7ff76e6e7a3 100644
--- a/src/main/java/org/codelibs/fess/app/web/admin/upgrade/AdminUpgradeAction.java
+++ b/src/main/java/org/codelibs/fess/app/web/admin/upgrade/AdminUpgradeAction.java
@@ -35,8 +35,6 @@ import org.codelibs.fess.es.config.exbhv.RoleTypeBhv;
 import org.codelibs.fess.es.config.exbhv.WebConfigBhv;
 import org.codelibs.fess.es.config.exbhv.WebConfigToRoleBhv;
 import org.codelibs.fess.es.user.exbhv.RoleBhv;
-import org.codelibs.fess.helper.SuggestHelper;
-import org.codelibs.fess.util.ComponentUtil;
 import org.codelibs.fess.util.UpgradeUtil;
 import org.elasticsearch.action.ActionListener;
 import org.elasticsearch.action.support.IndicesOptions;
@@ -213,7 +211,7 @@ public class AdminUpgradeAction extends FessAdminAction {
         // update mapping
         if (UpgradeUtil.addFieldMapping(indicesClient, searchLogIndex, "search_log", "virtualHost",
                 "{\"properties\":{\"virtualHost\":{\"type\":\"keyword\"}}}")) {
-            UpgradeUtil.putMapping(indicesClient, searchLogIndex, "{\"dynamic_templates\": ["
+            UpgradeUtil.putMapping(indicesClient, searchLogIndex, "search_log", "{\"dynamic_templates\": ["
                     + "{\"search_fields\": {\"path_match\": \"searchField.*\",\"mapping\": {\"type\": \"keyword\"}}}"//
                     + "]}");
         }
@@ -232,31 +230,11 @@ public class AdminUpgradeAction extends FessAdminAction {
     private void upgradeFromAll() {
         final IndicesAdminClient indicesClient = fessEsClient.admin().indices();
         final String crawlerIndex = fessConfig.getIndexDocumentCrawlerIndex();
-        final String suggestIndex = ComponentUtil.getComponent(SuggestHelper.class).suggester().getIndex();
 
         // .crawler
         if (UpgradeUtil.existsIndex(indicesClient, crawlerIndex, IndicesOptions.fromOptions(false, true, true, true))) {
             UpgradeUtil.deleteIndex(indicesClient, crawlerIndex, response -> {});
         }
-
-        // fess.suggest
-        if (UpgradeUtil.existsIndex(indicesClient, suggestIndex, IndicesOptions.fromOptions(false, true, true, true))) {
-            UpgradeUtil.deleteIndex(indicesClient, suggestIndex, response -> {
-                scheduledJobService.getScheduledJob("suggest_indexer").ifPresent(entity -> {
-                    if (!entity.isEnabled() || entity.isRunning()) {
-                        logger.warn("suggest_indexer job is running.");
-                        return;
-                    }
-                    try {
-                        entity.start();
-                    } catch (final Exception e) {
-                        logger.warn("Failed to start suggest_indexer job.", e);
-                    }
-                }).orElse(() -> {
-                    logger.warn("No suggest_indexer job.");
-                });
-            });
-        }
     }
 
     private boolean startReindex(final boolean replaceAliases) {
diff --git a/src/main/java/org/codelibs/fess/util/UpgradeUtil.java b/src/main/java/org/codelibs/fess/util/UpgradeUtil.java
index d5d8d231de3018aee451c46fba4cac9b3500d1f7..15f5323476acc7b710ea59b4683c4a65ca9b15b2 100644
--- a/src/main/java/org/codelibs/fess/util/UpgradeUtil.java
+++ b/src/main/java/org/codelibs/fess/util/UpgradeUtil.java
@@ -30,6 +30,7 @@ import org.elasticsearch.action.admin.indices.exists.indices.IndicesExistsRespon
 import org.elasticsearch.action.admin.indices.mapping.get.GetFieldMappingsResponse;
 import org.elasticsearch.action.admin.indices.mapping.get.GetFieldMappingsResponse.FieldMappingMetaData;
 import org.elasticsearch.action.admin.indices.mapping.get.GetMappingsResponse;
+import org.elasticsearch.action.admin.indices.mapping.put.PutMappingRequestBuilder;
 import org.elasticsearch.action.admin.indices.mapping.put.PutMappingResponse;
 import org.elasticsearch.action.index.IndexRequest;
 import org.elasticsearch.action.support.IndicesOptions;
@@ -147,9 +148,16 @@ public final class UpgradeUtil {
     }
 
     public static boolean putMapping(final IndicesAdminClient indicesClient, final String index, final String source) {
+        return putMapping(indicesClient, index, null, source);
+    }
+
+    public static boolean putMapping(final IndicesAdminClient indicesClient, final String index, final String type, final String source) {
         try {
-            final PutMappingResponse pmResponse =
-                    indicesClient.preparePutMapping(index).setSource(source, XContentType.JSON).execute().actionGet();
+            final PutMappingRequestBuilder builder = indicesClient.preparePutMapping(index).setSource(source, XContentType.JSON);
+            if (type != null) {
+                builder.setType(type);
+            }
+            final PutMappingResponse pmResponse = builder.execute().actionGet();
             if (!pmResponse.isAcknowledged()) {
                 logger.warn("Failed to update " + index + " settings.");
             } else {