diff --git a/Gemfile.lock b/Gemfile.lock
index 3fc9c02c..76fde251 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    jpostcode (1.0.0.20220501)
+    jpostcode (1.0.0.20220601)
 
 GEM
   remote: https://rubygems.org/
diff --git a/jpostcode-data b/jpostcode-data
index 890b2b40..978fb4bc 160000
--- a/jpostcode-data
+++ b/jpostcode-data
@@ -1 +1 @@
-Subproject commit 890b2b403ea4924ebad0e817d6a92c96ee15ddbc
+Subproject commit 978fb4bc99bbc896a3b19830b248e320fbb8efe3
diff --git a/lib/jpostcode/version.rb b/lib/jpostcode/version.rb
index 5a3fe327..8b5fcf20 100644
--- a/lib/jpostcode/version.rb
+++ b/lib/jpostcode/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Jpostcode
-  VERSION = '1.0.0.20220501'
+  VERSION = '1.0.0.20220601'
 end