diff --git a/Gemfile.lock b/Gemfile.lock
index fab3a1b..3e5aafa 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    jpostcode (1.0.0.20240901)
+    jpostcode (1.0.0.20241001)
 
 GEM
   remote: https://rubygems.org/
diff --git a/jpostcode-data b/jpostcode-data
index 93ab3ec..4944f47 160000
--- a/jpostcode-data
+++ b/jpostcode-data
@@ -1 +1 @@
-Subproject commit 93ab3ec127fbf4e09b38a0c166ee7b2428a0b5e1
+Subproject commit 4944f4763a2fe75f45ff290cdab67fd65b2537ab
diff --git a/lib/jpostcode/version.rb b/lib/jpostcode/version.rb
index 14f63b9..93f7a78 100644
--- a/lib/jpostcode/version.rb
+++ b/lib/jpostcode/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Jpostcode
-  VERSION = '1.0.0.20240901'
+  VERSION = '1.0.0.20241001'
 end