diff --git a/src/main/java/org/codelibs/fess/app/web/admin/fileauthentication/AdminFileauthenticationAction.java b/src/main/java/org/codelibs/fess/app/web/admin/fileauthentication/AdminFileauthenticationAction.java
index 902376b1a..5b2883f30 100644
--- a/src/main/java/org/codelibs/fess/app/web/admin/fileauthentication/AdminFileauthenticationAction.java
+++ b/src/main/java/org/codelibs/fess/app/web/admin/fileauthentication/AdminFileauthenticationAction.java
@@ -33,7 +33,6 @@ import org.codelibs.fess.app.web.base.FessAdminAction;
 import org.codelibs.fess.crud.CommonConstants;
 import org.codelibs.fess.es.exentity.FileAuthentication;
 import org.codelibs.fess.es.exentity.FileConfig;
-import org.codelibs.fess.es.exentity.WebConfig;
 import org.codelibs.fess.helper.SystemHelper;
 import org.codelibs.fess.util.ComponentUtil;
 import org.lastaflute.web.Execute;
diff --git a/src/main/java/org/codelibs/fess/app/web/admin/fileconfig/FileConfigEditForm.java b/src/main/java/org/codelibs/fess/app/web/admin/fileconfig/FileConfigEditForm.java
index 110fd5063..e76968114 100644
--- a/src/main/java/org/codelibs/fess/app/web/admin/fileconfig/FileConfigEditForm.java
+++ b/src/main/java/org/codelibs/fess/app/web/admin/fileconfig/FileConfigEditForm.java
@@ -19,8 +19,8 @@ package org.codelibs.fess.app.web.admin.fileconfig;
 import java.io.Serializable;
 
 import org.codelibs.fess.Constants;
-import org.codelibs.fess.util.ComponentUtil;
 import org.codelibs.fess.annotation.UriType;
+import org.codelibs.fess.util.ComponentUtil;
 
 /**
  * @author codelibs
diff --git a/src/main/java/org/codelibs/fess/app/web/admin/suggestelevateword/AdminSuggestelevatewordAction.java b/src/main/java/org/codelibs/fess/app/web/admin/suggestelevateword/AdminSuggestelevatewordAction.java
index 3d40d1abd..74e209feb 100644
--- a/src/main/java/org/codelibs/fess/app/web/admin/suggestelevateword/AdminSuggestelevatewordAction.java
+++ b/src/main/java/org/codelibs/fess/app/web/admin/suggestelevateword/AdminSuggestelevatewordAction.java
@@ -16,10 +16,7 @@
 
 package org.codelibs.fess.app.web.admin.suggestelevateword;
 
-import java.util.ArrayList;
 import java.util.HashMap;
-import java.util.List;
-import java.util.Locale;
 import java.util.Map;
 
 import javax.annotation.Resource;
@@ -32,12 +29,10 @@ import org.codelibs.fess.app.web.base.FessAdminAction;
 import org.codelibs.fess.crud.CommonConstants;
 import org.codelibs.fess.es.exentity.SuggestElevateWord;
 import org.codelibs.fess.helper.SystemHelper;
-import org.codelibs.fess.util.ComponentUtil;
 import org.lastaflute.web.Execute;
 import org.lastaflute.web.callback.ActionRuntime;
 import org.lastaflute.web.response.HtmlResponse;
 import org.lastaflute.web.response.render.RenderData;
-import org.lastaflute.web.util.LaRequestUtil;
 import org.lastaflute.web.validation.VaErrorHook;
 
 /**