diff --git a/src/main/mysql/webapp/WEB-INF/cmd/resources/app.dicon b/src/main/mysql/webapp/WEB-INF/cmd/resources/app.dicon
index 86bbb3787..a2b9bbe35 100644
--- a/src/main/mysql/webapp/WEB-INF/cmd/resources/app.dicon
+++ b/src/main/mysql/webapp/WEB-INF/cmd/resources/app.dicon
@@ -10,6 +10,8 @@
 
 	<include path="s2robot_db.dicon" />
 
+	<component name="indexingHelper" class="jp.sf.fess.helper.IndexingHelper">
+	</component>
 	<component name="labelTypeHelper" class="jp.sf.fess.helper.LabelTypeHelper">
 	</component>
 	<component name="webFsIndexHelper" class="jp.sf.fess.helper.WebFsIndexHelper">
diff --git a/src/main/mysql/webapp/WEB-INF/web.xml b/src/main/mysql/webapp/WEB-INF/web.xml
index 7f290afc0..2ef6fee95 100644
--- a/src/main/mysql/webapp/WEB-INF/web.xml
+++ b/src/main/mysql/webapp/WEB-INF/web.xml
@@ -27,11 +27,15 @@
 
   <filter>
     <filter-name>encodingfilter</filter-name>
-    <filter-class>org.seasar.extension.filter.EncodingFilter</filter-class>
+    <filter-class>jp.sf.fess.filter.FessEncodingFilter</filter-class>
     <init-param>
       <param-name>encoding</param-name>
       <param-value>UTF-8</param-value>
     </init-param>
+    <init-param>
+      <param-name>encodingRules</param-name>
+      <param-value>sjis:Shift_JIS,eucjp:EUC-JP</param-value>
+    </init-param>
   </filter>
 
   <filter>
diff --git a/src/main/oracle/webapp/WEB-INF/cmd/resources/app.dicon b/src/main/oracle/webapp/WEB-INF/cmd/resources/app.dicon
index 86bbb3787..a2b9bbe35 100644
--- a/src/main/oracle/webapp/WEB-INF/cmd/resources/app.dicon
+++ b/src/main/oracle/webapp/WEB-INF/cmd/resources/app.dicon
@@ -10,6 +10,8 @@
 
 	<include path="s2robot_db.dicon" />
 
+	<component name="indexingHelper" class="jp.sf.fess.helper.IndexingHelper">
+	</component>
 	<component name="labelTypeHelper" class="jp.sf.fess.helper.LabelTypeHelper">
 	</component>
 	<component name="webFsIndexHelper" class="jp.sf.fess.helper.WebFsIndexHelper">
diff --git a/src/main/oracle/webapp/WEB-INF/web.xml b/src/main/oracle/webapp/WEB-INF/web.xml
index 7f290afc0..2ef6fee95 100644
--- a/src/main/oracle/webapp/WEB-INF/web.xml
+++ b/src/main/oracle/webapp/WEB-INF/web.xml
@@ -27,11 +27,15 @@
 
   <filter>
     <filter-name>encodingfilter</filter-name>
-    <filter-class>org.seasar.extension.filter.EncodingFilter</filter-class>
+    <filter-class>jp.sf.fess.filter.FessEncodingFilter</filter-class>
     <init-param>
       <param-name>encoding</param-name>
       <param-value>UTF-8</param-value>
     </init-param>
+    <init-param>
+      <param-name>encodingRules</param-name>
+      <param-value>sjis:Shift_JIS,eucjp:EUC-JP</param-value>
+    </init-param>
   </filter>
 
   <filter>