diff --git a/Gemfile.lock b/Gemfile.lock
index 5f9b0874..94f1b4f2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    jpostcode (0.1.20)
+    jpostcode (1.0.0.20200201)
 
 GEM
   remote: https://rubygems.org/
diff --git a/jpostcode-data b/jpostcode-data
index 55b31aa6..c28f8832 160000
--- a/jpostcode-data
+++ b/jpostcode-data
@@ -1 +1 @@
-Subproject commit 55b31aa6d8b8314f270d08f3b3a0f57bff2b59f1
+Subproject commit c28f88322891aea8251e9620c93b64b9b5fc30c3
diff --git a/lib/jpostcode/version.rb b/lib/jpostcode/version.rb
index 38c4df4f..8156ab3d 100644
--- a/lib/jpostcode/version.rb
+++ b/lib/jpostcode/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Jpostcode
-  VERSION = '0.1.20'
+  VERSION = '1.0.0.20200201'
 end