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 a0ba24926..a1b5a7bf1 100644
--- a/src/main/java/org/codelibs/fess/mylasta/action/FessLabels.java
+++ b/src/main/java/org/codelibs/fess/mylasta/action/FessLabels.java
@@ -617,7 +617,7 @@ public class FessLabels extends UserMessages {
/** The key of the message: MENU */
public static final String LABELS_SIDEBAR_MENU = "{labels.sidebar.menu}";
- /** The key of the message: ©2023 <a href="https://github.com/codelibs">CodeLibs Project</a>. */
+ /** The key of the message: ©2024 <a href="https://github.com/codelibs">CodeLibs Project</a>. */
public static final String LABELS_FOOTER_COPYRIGHT = "{labels.footer.copyright}";
/** The key of the message: Search */
diff --git a/src/main/resources/fess_label.properties b/src/main/resources/fess_label.properties
index 6a013d2f7..c247cb554 100644
--- a/src/main/resources/fess_label.properties
+++ b/src/main/resources/fess_label.properties
@@ -197,7 +197,7 @@ labels.menu_plugin=Plugin
labels.menu_storage=Storage
labels.sidebar.placeholder_search=Search...
labels.sidebar.menu=MENU
-labels.footer.copyright=©2023 CodeLibs Project.
+labels.footer.copyright=©2024 CodeLibs Project.
labels.search=Search
labels.similar_doc_result_status=Similar results are displayed.
labels.search_result_status=Results {2} - {3} of {1} for {0}
diff --git a/src/main/resources/fess_label_de.properties b/src/main/resources/fess_label_de.properties
index 7d7a94c60..91f36c5dc 100644
--- a/src/main/resources/fess_label_de.properties
+++ b/src/main/resources/fess_label_de.properties
@@ -186,7 +186,7 @@ labels.menu_related_content=Verwandte Inhalte
labels.menu_related_query=Verwandte Abfragen
labels.sidebar.placeholder_search=Suche...
labels.sidebar.menu=MENÜ
-labels.footer.copyright=©2023 CodeLibs-Projekt.
+labels.footer.copyright=©2024 CodeLibs-Projekt.
labels.search=Suche
labels.similar_doc_result_status=Ähnliche Suchergebnisse werden angezeigt.
labels.search_result_status=Suchergebnisse {2} - {3} von {1} für {0}
diff --git a/src/main/resources/fess_label_en.properties b/src/main/resources/fess_label_en.properties
index e8fa044f5..3af81a210 100644
--- a/src/main/resources/fess_label_en.properties
+++ b/src/main/resources/fess_label_en.properties
@@ -197,7 +197,7 @@ labels.menu_plugin=Plugin
labels.menu_storage=Storage
labels.sidebar.placeholder_search=Search...
labels.sidebar.menu=MENU
-labels.footer.copyright=©2023 CodeLibs Project.
+labels.footer.copyright=©2024 CodeLibs Project.
labels.search=Search
labels.similar_doc_result_status=Similar results are displayed.
labels.search_result_status=Results {2} - {3} of {1} for {0}
diff --git a/src/main/resources/fess_label_fr.properties b/src/main/resources/fess_label_fr.properties
index b61aea6c8..d23bca440 100644
--- a/src/main/resources/fess_label_fr.properties
+++ b/src/main/resources/fess_label_fr.properties
@@ -197,7 +197,7 @@ labels.menu_plugin = Plugin
labels.menu_storage = Stockage
labels.sidebar.placeholder_search = Recherche...
labels.sidebar.menu = MENU
-labels.footer.copyright=©2023 Projet CodeLibs.
+labels.footer.copyright=©2024 Projet CodeLibs.
labels.search = Recherche
labels.similar_doc_result_status = Des résultats similaires sont affichés.
labels.search_result_status = Résultats {2} - {3} sur {1} pour {0}
diff --git a/src/main/resources/fess_label_ja.properties b/src/main/resources/fess_label_ja.properties
index 24e95cb0b..ccd55e248 100644
--- a/src/main/resources/fess_label_ja.properties
+++ b/src/main/resources/fess_label_ja.properties
@@ -189,7 +189,7 @@ labels.sidebar.placeholder_search=検索...
labels.menu_plugin=プラグイン
labels.menu_storage=ストレージ
labels.sidebar.menu=メニュー
-labels.footer.copyright=©2023 CodeLibs Project.
+labels.footer.copyright=©2024 CodeLibs Project.
labels.search=検索
labels.similar_doc_result_status=類似している結果を表示しています。
labels.search_result_status={0} の検索結果 {1} 件中 {2} - {3} 件目
diff --git a/src/main/resources/fess_label_ko.properties b/src/main/resources/fess_label_ko.properties
index 49676dd93..b8349bacd 100644
--- a/src/main/resources/fess_label_ko.properties
+++ b/src/main/resources/fess_label_ko.properties
@@ -176,7 +176,7 @@ labels.menu_backup = 백업
labels.menu_access_token = 액세스 토큰
labels.sidebar.placeholder_search = 검색 ...
labels.sidebar.menu = 메뉴
-labels.footer.copyright = © 2023 CodeLibs Project .
+labels.footer.copyright = © 2024 CodeLibs Project .
labels.search = 검색
labels.search_result_status = {0}결과 {1}건 중 {2}-{3}건 표시
labels.search_result_time = ({0} 초)
diff --git a/src/main/resources/fess_label_ru.properties b/src/main/resources/fess_label_ru.properties
index 943a06dac..397e0cc6a 100644
--- a/src/main/resources/fess_label_ru.properties
+++ b/src/main/resources/fess_label_ru.properties
@@ -180,7 +180,7 @@ labels.menu_search_list=Поиск
labels.menu_backup=Вернуться
labels.sidebar.placeholder_search=Поиск...
labels.sidebar.menu=MENU
-labels.footer.copyright=©2023 CodeLibs Project.
+labels.footer.copyright=©2024 CodeLibs Project.
labels.search=Поиск
labels.search_result_status=Results {2} - {3} of {1} for {0}
labels.search_result_time=({0} sec)