diff --git a/pkgs/by-name/ja/jawiki-all-titles-in-ns0/package.nix b/pkgs/by-name/ja/jawiki-all-titles-in-ns0/package.nix
index 69ffad4c85e7..606b7bfe4e5b 100644
--- a/pkgs/by-name/ja/jawiki-all-titles-in-ns0/package.nix
+++ b/pkgs/by-name/ja/jawiki-all-titles-in-ns0/package.nix
@@ -7,13 +7,13 @@
 
 stdenvNoCC.mkDerivation {
   pname = "jawiki-all-titles-in-ns0";
-  version = "0-unstable-2025-12-01";
+  version = "0-unstable-2026-01-01";
 
   src = fetchFromGitHub {
     owner = "musjj";
     repo = "jawiki-archive";
-    rev = "4ef9c544eef62ad882f66594ffec625073212735";
-    hash = "sha256-Sw4yR8KIQnYdc7anh544QX3s5+5Pk1LlXjcvUICe378=";
+    rev = "0e0aeca3c6980fabe2b8d2eec934517bfcc1acc7";
+    hash = "sha256-9FQjQ/0ee/dBKGsh/DYizkZZSy1/MwkVJ3ZqLK53x9g=";
   };
 
   installPhase = ''