diff --git a/src/main/java/org/codelibs/fess/mylasta/action/FessLabels.java b/src/main/java/org/codelibs/fess/mylasta/action/FessLabels.java
index fc2e38196..980046d0b 100644
--- a/src/main/java/org/codelibs/fess/mylasta/action/FessLabels.java
+++ b/src/main/java/org/codelibs/fess/mylasta/action/FessLabels.java
@@ -730,15 +730,15 @@ public class FessLabels extends UserMessages {
 
     /** The key of the message: iBooks */
     public static final String LABELS_facet_filetype_ibooks = "{labels.facet_filetype_ibooks}";
-	
-	/** The key of the message: Plain text */
-	public static final String LABELS_facet_filetype_txt = "{labels.facet_filetype_txt}";
 
-	/** The key of the message: Rich Text Format */
-	public static final String LABELS_facet_filetype_rtf = "{labels.facet_filetype_rtf}";
-  	
-	/** The key of the message: Help Format */
-	public static final String LABELS_facet_filetype_chm = "{labels.facet_filetype_chm}";
+    /** The key of the message: Plain Text */
+    public static final String LABELS_facet_filetype_txt = "{labels.facet_filetype_txt}";
+
+    /** The key of the message: Rich Text Format */
+    public static final String LABELS_facet_filetype_rtf = "{labels.facet_filetype_rtf}";
+
+    /** The key of the message: Compiled HTML Help */
+    public static final String LABELS_facet_filetype_chm = "{labels.facet_filetype_chm}";
 
     /** The key of the message: Others */
     public static final String LABELS_facet_filetype_others = "{labels.facet_filetype_others}";
diff --git a/src/main/resources/fess_label.properties b/src/main/resources/fess_label.properties
index f9be671ea..7bd3c7499 100644
--- a/src/main/resources/fess_label.properties
+++ b/src/main/resources/fess_label.properties
@@ -234,9 +234,9 @@ labels.facet_filetype_pdf=PDF
 labels.facet_filetype_fb2=FictionBook
 labels.facet_filetype_epub=EPUB
 labels.facet_filetype_ibooks=iBooks
-labels.facet_filetype_txt=Plain text
+labels.facet_filetype_txt=Plain Text
 labels.facet_filetype_rtf=Rich Text Format
-labels.facet_filetype_chm=Help Format
+labels.facet_filetype_chm=Compiled HTML Help
 labels.facet_filetype_others=Others
 labels.facet_label_reset=Reset
 labels.searchoptions_all=All
diff --git a/src/main/resources/fess_label_en.properties b/src/main/resources/fess_label_en.properties
index 9199fdf5a..0216a1d69 100644
--- a/src/main/resources/fess_label_en.properties
+++ b/src/main/resources/fess_label_en.properties
@@ -234,9 +234,9 @@ labels.facet_filetype_pdf=PDF
 labels.facet_filetype_fb2=FictionBook
 labels.facet_filetype_epub=EPUB
 labels.facet_filetype_ibooks=iBooks
-labels.facet_filetype_txt=Plain text
+labels.facet_filetype_txt=Plain Text
 labels.facet_filetype_rtf=Rich Text Format
-labels.facet_filetype_chm=Help Format
+labels.facet_filetype_chm=Compiled HTML Help
 labels.facet_filetype_others=Others
 labels.facet_label_reset=Reset
 labels.searchoptions_all=All
diff --git a/src/main/resources/fess_label_ja.properties b/src/main/resources/fess_label_ja.properties
index fd77ba609..a0e8acb74 100644
--- a/src/main/resources/fess_label_ja.properties
+++ b/src/main/resources/fess_label_ja.properties
@@ -230,9 +230,9 @@ labels.facet_filetype_pdf=PDF
 labels.facet_filetype_fb2=FictionBook
 labels.facet_filetype_epub=EPUB
 labels.facet_filetype_ibooks=iBooks
-labels.facet_filetype_txt=Plain text
-labels.facet_filetype_rtf=Rich Text Format
-labels.facet_filetype_chm=Help Format
+labels.facet_filetype_txt=\u30c6\u30ad\u30b9\u30c8
+labels.facet_filetype_rtf=\u30ea\u30c3\u30c1\u30c6\u30ad\u30b9\u30c8
+labels.facet_filetype_chm=Compiled HTML Help
 labels.facet_filetype_others=\u305d\u306e\u4ed6
 labels.facet_label_reset=\u30ea\u30bb\u30c3\u30c8
 labels.searchoptions_all=\u3059\u3079\u3066
diff --git a/src/main/resources/fess_label_ko.properties b/src/main/resources/fess_label_ko.properties
index 9cd59cf5f..1df299e4a 100644
--- a/src/main/resources/fess_label_ko.properties
+++ b/src/main/resources/fess_label_ko.properties
@@ -226,9 +226,9 @@ labels.facet_filetype_pdf = PDF
 labels.facet_filetype_fb2=FictionBook
 labels.facet_filetype_epub=EPUB
 labels.facet_filetype_ibooks=iBooks
-labels.facet_filetype_txt=Plain text
+labels.facet_filetype_txt=Plain Text
 labels.facet_filetype_rtf=Rich Text Format
-labels.facet_filetype_chm=Help Format
+labels.facet_filetype_chm=Compiled HTML Help
 labels.facet_filetype_others = \uae30\ud0c0
 labels.facet_label_reset = \uc7ac\uc124\uc815
 labels.searchoptions_all = \ubaa8\ub4e0
diff --git a/src/main/resources/fess_label_ru.properties b/src/main/resources/fess_label_ru.properties
index 92d0f060a..eb7b78836 100644
--- a/src/main/resources/fess_label_ru.properties
+++ b/src/main/resources/fess_label_ru.properties
@@ -234,9 +234,9 @@ labels.facet_filetype_pdf=PDF
 labels.facet_filetype_fb2=FictionBook
 labels.facet_filetype_epub=EPUB
 labels.facet_filetype_ibooks=iBooks
-labels.facet_filetype_txt=Plain text
+labels.facet_filetype_txt=Plain Text
 labels.facet_filetype_rtf=Rich Text Format
-labels.facet_filetype_chm=Help Format
+labels.facet_filetype_chm=Compiled HTML Help
 labels.facet_filetype_others=Другие
 labels.facet_label_reset=Сброс
 labels.searchoptions_all=Все